Home / 3,541.92-4,877.64-3,531.12

Finding the Fourth Proportional to 3,541.92, 4,877.64 and 3,531.12

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Solution

The fourth proportional to 3,541.92, 4,877.64 and 3,531.12 is: 4,862.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.92 : 4,877.64 = 3,531.12 : x
  2. Step 2: Convert to fraction form
    3,541.92/4,877.64 = 3,531.12/x
  3. Step 3: Cross multiply
    3,541.92x = 4,877.64 × 3,531.12
  4. Step 4: Simplify right side
    3,541.92x = 17,223,532.16
  5. Step 5: Solve for x
    x = 17,223,532.16/3,541.92
  6. Step 6: Final answer
    x = 4,862.77

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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.