Home / 4,116.76-5,681.11-2,228.32

Finding the Fourth Proportional to 4,116.76, 5,681.11 and 2,228.32

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Solution

The fourth proportional to 4,116.76, 5,681.11 and 2,228.32 is: 3,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.76 : 5,681.11 = 2,228.32 : x
  2. Step 2: Convert to fraction form
    4,116.76/5,681.11 = 2,228.32/x
  3. Step 3: Cross multiply
    4,116.76x = 5,681.11 × 2,228.32
  4. Step 4: Simplify right side
    4,116.76x = 12,659,331.04
  5. Step 5: Solve for x
    x = 12,659,331.04/4,116.76
  6. Step 6: Final answer
    x = 3,075.07

Related Problems

Find fourth proportional to 2,058.38, 2,840.56 and 1,114.16
Half scale
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Double scale
Find fourth proportional to 4,117.76, 5,682.49 and 2,229.32
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.