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Finding the Fourth Proportional to 8,444.46, 12,652.80 and 2,894.76

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Solution

The fourth proportional to 8,444.46, 12,652.80 and 2,894.76 is: 4,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.46 : 12,652.80 = 2,894.76 : x
  2. Step 2: Convert to fraction form
    8,444.46/12,652.80 = 2,894.76/x
  3. Step 3: Cross multiply
    8,444.46x = 12,652.80 × 2,894.76
  4. Step 4: Simplify right side
    8,444.46x = 36,626,819.33
  5. Step 5: Solve for x
    x = 36,626,819.33/8,444.46
  6. Step 6: Final answer
    x = 4,337.38

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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.