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Finding the Fourth Proportional to 9,373.92, 14,071.74 and 5,481.12

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Solution

The fourth proportional to 9,373.92, 14,071.74 and 5,481.12 is: 8,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.92 : 14,071.74 = 5,481.12 : x
  2. Step 2: Convert to fraction form
    9,373.92/14,071.74 = 5,481.12/x
  3. Step 3: Cross multiply
    9,373.92x = 14,071.74 × 5,481.12
  4. Step 4: Simplify right side
    9,373.92x = 77,128,895.55
  5. Step 5: Solve for x
    x = 77,128,895.55/9,373.92
  6. Step 6: Final answer
    x = 8,228.03

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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.