Home / 10,572.12-15,862.32-4,000.08

Finding the Fourth Proportional to 10,572.12, 15,862.32 and 4,000.08

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Solution

The fourth proportional to 10,572.12, 15,862.32 and 4,000.08 is: 6,001.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.12 : 15,862.32 = 4,000.08 : x
  2. Step 2: Convert to fraction form
    10,572.12/15,862.32 = 4,000.08/x
  3. Step 3: Cross multiply
    10,572.12x = 15,862.32 × 4,000.08
  4. Step 4: Simplify right side
    10,572.12x = 63,450,548.99
  5. Step 5: Solve for x
    x = 63,450,548.99/10,572.12
  6. Step 6: Final answer
    x = 6,001.69

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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.