Home / 4,154.19-5,732.70-2,265.78

Finding the Fourth Proportional to 4,154.19, 5,732.70 and 2,265.78

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Solution

The fourth proportional to 4,154.19, 5,732.70 and 2,265.78 is: 3,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.19 : 5,732.70 = 2,265.78 : x
  2. Step 2: Convert to fraction form
    4,154.19/5,732.70 = 2,265.78/x
  3. Step 3: Cross multiply
    4,154.19x = 5,732.70 × 2,265.78
  4. Step 4: Simplify right side
    4,154.19x = 12,989,037.01
  5. Step 5: Solve for x
    x = 12,989,037.01/4,154.19
  6. Step 6: Final answer
    x = 3,126.74

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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.