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Finding the Fourth Proportional to 11,152.32, 16,693.92 and 6,544.32

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Solution

The fourth proportional to 11,152.32, 16,693.92 and 6,544.32 is: 9,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.32 : 16,693.92 = 6,544.32 : x
  2. Step 2: Convert to fraction form
    11,152.32/16,693.92 = 6,544.32/x
  3. Step 3: Cross multiply
    11,152.32x = 16,693.92 × 6,544.32
  4. Step 4: Simplify right side
    11,152.32x = 109,250,354.53
  5. Step 5: Solve for x
    x = 109,250,354.53/11,152.32
  6. Step 6: Final answer
    x = 9,796.20

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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.