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Finding the Fourth Proportional to 9,849.03, 13,591.15 and 5,372.74

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Solution

The fourth proportional to 9,849.03, 13,591.15 and 5,372.74 is: 7,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.03 : 13,591.15 = 5,372.74 : x
  2. Step 2: Convert to fraction form
    9,849.03/13,591.15 = 5,372.74/x
  3. Step 3: Cross multiply
    9,849.03x = 13,591.15 × 5,372.74
  4. Step 4: Simplify right side
    9,849.03x = 73,021,715.25
  5. Step 5: Solve for x
    x = 73,021,715.25/9,849.03
  6. Step 6: Final answer
    x = 7,414.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.