Home / 10,443.47-15,654.13-4,892.13

Finding the Fourth Proportional to 10,443.47, 15,654.13 and 4,892.13

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Solution

The fourth proportional to 10,443.47, 15,654.13 and 4,892.13 is: 7,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443.47 : 15,654.13 = 4,892.13 : x
  2. Step 2: Convert to fraction form
    10,443.47/15,654.13 = 4,892.13/x
  3. Step 3: Cross multiply
    10,443.47x = 15,654.13 × 4,892.13
  4. Step 4: Simplify right side
    10,443.47x = 76,582,026.77
  5. Step 5: Solve for x
    x = 76,582,026.77/10,443.47
  6. Step 6: Final answer
    x = 7,333.01

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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.