Home / 8,444.32-12,672.96-3,518.08

Finding the Fourth Proportional to 8,444.32, 12,672.96 and 3,518.08

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Solution

The fourth proportional to 8,444.32, 12,672.96 and 3,518.08 is: 5,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.32 : 12,672.96 = 3,518.08 : x
  2. Step 2: Convert to fraction form
    8,444.32/12,672.96 = 3,518.08/x
  3. Step 3: Cross multiply
    8,444.32x = 12,672.96 × 3,518.08
  4. Step 4: Simplify right side
    8,444.32x = 44,584,487.12
  5. Step 5: Solve for x
    x = 44,584,487.12/8,444.32
  6. Step 6: Final answer
    x = 5,279.82

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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.