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Finding the Fourth Proportional to 10,398.01, 15,601.88 and 6,019.15

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Solution

The fourth proportional to 10,398.01, 15,601.88 and 6,019.15 is: 9,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.01 : 15,601.88 = 6,019.15 : x
  2. Step 2: Convert to fraction form
    10,398.01/15,601.88 = 6,019.15/x
  3. Step 3: Cross multiply
    10,398.01x = 15,601.88 × 6,019.15
  4. Step 4: Simplify right side
    10,398.01x = 93,910,056.00
  5. Step 5: Solve for x
    x = 93,910,056.00/10,398.01
  6. Step 6: Final answer
    x = 9,031.54

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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.