Home / 4,139.19-5,712.08-2,276.19

Finding the Fourth Proportional to 4,139.19, 5,712.08 and 2,276.19

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Solution

The fourth proportional to 4,139.19, 5,712.08 and 2,276.19 is: 3,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.19 : 5,712.08 = 2,276.19 : x
  2. Step 2: Convert to fraction form
    4,139.19/5,712.08 = 2,276.19/x
  3. Step 3: Cross multiply
    4,139.19x = 5,712.08 × 2,276.19
  4. Step 4: Simplify right side
    4,139.19x = 13,001,765.10
  5. Step 5: Solve for x
    x = 13,001,765.10/4,139.19
  6. Step 6: Final answer
    x = 3,141.14

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,140.19, 5,713.46 and 2,277.19
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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.