Home / 4,029.77-5,561.37-2,261.40

Finding the Fourth Proportional to 4,029.77, 5,561.37 and 2,261.40

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Solution

The fourth proportional to 4,029.77, 5,561.37 and 2,261.40 is: 3,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.77 : 5,561.37 = 2,261.40 : x
  2. Step 2: Convert to fraction form
    4,029.77/5,561.37 = 2,261.40/x
  3. Step 3: Cross multiply
    4,029.77x = 5,561.37 × 2,261.40
  4. Step 4: Simplify right side
    4,029.77x = 12,576,482.12
  5. Step 5: Solve for x
    x = 12,576,482.12/4,029.77
  6. Step 6: Final answer
    x = 3,120.90

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,030.77, 5,562.75 and 2,262.40
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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.