Home / 10,569.46-14,552.66-8,972.80

Finding the Fourth Proportional to 10,569.46, 14,552.66 and 8,972.80

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Solution

The fourth proportional to 10,569.46, 14,552.66 and 8,972.80 is: 12,354.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,569.46 : 14,552.66 = 8,972.80 : x
  2. Step 2: Convert to fraction form
    10,569.46/14,552.66 = 8,972.80/x
  3. Step 3: Cross multiply
    10,569.46x = 14,552.66 × 8,972.80
  4. Step 4: Simplify right side
    10,569.46x = 130,578,148.27
  5. Step 5: Solve for x
    x = 130,578,148.27/10,569.46
  6. Step 6: Final answer
    x = 12,354.29

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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.