Home / 9,792.10-14,689.28-3,555.04

Finding the Fourth Proportional to 9,792.10, 14,689.28 and 3,555.04

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Solution

The fourth proportional to 9,792.10, 14,689.28 and 3,555.04 is: 5,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792.10 : 14,689.28 = 3,555.04 : x
  2. Step 2: Convert to fraction form
    9,792.10/14,689.28 = 3,555.04/x
  3. Step 3: Cross multiply
    9,792.10x = 14,689.28 × 3,555.04
  4. Step 4: Simplify right side
    9,792.10x = 52,220,977.97
  5. Step 5: Solve for x
    x = 52,220,977.97/9,792.10
  6. Step 6: Final answer
    x = 5,332.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.