Home / 10,943.04-16,391.28-5,733.12

Finding the Fourth Proportional to 10,943.04, 16,391.28 and 5,733.12

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Solution

The fourth proportional to 10,943.04, 16,391.28 and 5,733.12 is: 8,587.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.04 : 16,391.28 = 5,733.12 : x
  2. Step 2: Convert to fraction form
    10,943.04/16,391.28 = 5,733.12/x
  3. Step 3: Cross multiply
    10,943.04x = 16,391.28 × 5,733.12
  4. Step 4: Simplify right side
    10,943.04x = 93,973,175.19
  5. Step 5: Solve for x
    x = 93,973,175.19/10,943.04
  6. Step 6: Final answer
    x = 8,587.48

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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.