Home / 10,000.32-15,001.89-3,334.56

Finding the Fourth Proportional to 10,000.32, 15,001.89 and 3,334.56

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Solution

The fourth proportional to 10,000.32, 15,001.89 and 3,334.56 is: 5,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000.32 : 15,001.89 = 3,334.56 : x
  2. Step 2: Convert to fraction form
    10,000.32/15,001.89 = 3,334.56/x
  3. Step 3: Cross multiply
    10,000.32x = 15,001.89 × 3,334.56
  4. Step 4: Simplify right side
    10,000.32x = 50,024,702.32
  5. Step 5: Solve for x
    x = 50,024,702.32/10,000.32
  6. Step 6: Final answer
    x = 5,002.31

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1.5x scale

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.