Home / 9,961.40-14,922.48-5,565.44

Finding the Fourth Proportional to 9,961.40, 14,922.48 and 5,565.44

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Solution

The fourth proportional to 9,961.40, 14,922.48 and 5,565.44 is: 8,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.40 : 14,922.48 = 5,565.44 : x
  2. Step 2: Convert to fraction form
    9,961.40/14,922.48 = 5,565.44/x
  3. Step 3: Cross multiply
    9,961.40x = 14,922.48 × 5,565.44
  4. Step 4: Simplify right side
    9,961.40x = 83,050,167.09
  5. Step 5: Solve for x
    x = 83,050,167.09/9,961.40
  6. Step 6: Final answer
    x = 8,337.20

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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.