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Finding the Fourth Proportional to 9,956.60, 14,912.32 and 8,248.32

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Solution

The fourth proportional to 9,956.60, 14,912.32 and 8,248.32 is: 12,353.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,956.60 : 14,912.32 = 8,248.32 : x
  2. Step 2: Convert to fraction form
    9,956.60/14,912.32 = 8,248.32/x
  3. Step 3: Cross multiply
    9,956.60x = 14,912.32 × 8,248.32
  4. Step 4: Simplify right side
    9,956.60x = 123,001,587.30
  5. Step 5: Solve for x
    x = 123,001,587.30/9,956.60
  6. Step 6: Final answer
    x = 12,353.77

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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.