Home / 10,623.48-15,937.20-4,387.02

Finding the Fourth Proportional to 10,623.48, 15,937.20 and 4,387.02

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Solution

The fourth proportional to 10,623.48, 15,937.20 and 4,387.02 is: 6,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.48 : 15,937.20 = 4,387.02 : x
  2. Step 2: Convert to fraction form
    10,623.48/15,937.20 = 4,387.02/x
  3. Step 3: Cross multiply
    10,623.48x = 15,937.20 × 4,387.02
  4. Step 4: Simplify right side
    10,623.48x = 69,916,815.14
  5. Step 5: Solve for x
    x = 69,916,815.14/10,623.48
  6. Step 6: Final answer
    x = 6,581.35

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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.