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Finding the Fourth Proportional to 8,444.62, 11,650.72 and 4,904.92

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Solution

The fourth proportional to 8,444.62, 11,650.72 and 4,904.92 is: 6,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.62 : 11,650.72 = 4,904.92 : x
  2. Step 2: Convert to fraction form
    8,444.62/11,650.72 = 4,904.92/x
  3. Step 3: Cross multiply
    8,444.62x = 11,650.72 × 4,904.92
  4. Step 4: Simplify right side
    8,444.62x = 57,145,766.76
  5. Step 5: Solve for x
    x = 57,145,766.76/8,444.62
  6. Step 6: Final answer
    x = 6,767.13

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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.