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Finding the Fourth Proportional to 9,997.53, 15,000.93 and 4,374.46

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Solution

The fourth proportional to 9,997.53, 15,000.93 and 4,374.46 is: 6,563.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997.53 : 15,000.93 = 4,374.46 : x
  2. Step 2: Convert to fraction form
    9,997.53/15,000.93 = 4,374.46/x
  3. Step 3: Cross multiply
    9,997.53x = 15,000.93 × 4,374.46
  4. Step 4: Simplify right side
    9,997.53x = 65,620,930.75
  5. Step 5: Solve for x
    x = 65,620,930.75/9,997.53
  6. Step 6: Final answer
    x = 6,563.71

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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.