Home / 10,563.72-15,844.66-6,402.49

Finding the Fourth Proportional to 10,563.72, 15,844.66 and 6,402.49

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Solution

The fourth proportional to 10,563.72, 15,844.66 and 6,402.49 is: 9,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.72 : 15,844.66 = 6,402.49 : x
  2. Step 2: Convert to fraction form
    10,563.72/15,844.66 = 6,402.49/x
  3. Step 3: Cross multiply
    10,563.72x = 15,844.66 × 6,402.49
  4. Step 4: Simplify right side
    10,563.72x = 101,445,346.73
  5. Step 5: Solve for x
    x = 101,445,346.73/10,563.72
  6. Step 6: Final answer
    x = 9,603.19

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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.