Home / 10,937.04-16,382.28-5,727.12

Finding the Fourth Proportional to 10,937.04, 16,382.28 and 5,727.12

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Solution

The fourth proportional to 10,937.04, 16,382.28 and 5,727.12 is: 8,578.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.04 : 16,382.28 = 5,727.12 : x
  2. Step 2: Convert to fraction form
    10,937.04/16,382.28 = 5,727.12/x
  3. Step 3: Cross multiply
    10,937.04x = 16,382.28 × 5,727.12
  4. Step 4: Simplify right side
    10,937.04x = 93,823,283.43
  5. Step 5: Solve for x
    x = 93,823,283.43/10,937.04
  6. Step 6: Final answer
    x = 8,578.49

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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.