Home / 9,922.69-14,887.91-4,372.13

Finding the Fourth Proportional to 9,922.69, 14,887.91 and 4,372.13

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Solution

The fourth proportional to 9,922.69, 14,887.91 and 4,372.13 is: 6,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,922.69 : 14,887.91 = 4,372.13 : x
  2. Step 2: Convert to fraction form
    9,922.69/14,887.91 = 4,372.13/x
  3. Step 3: Cross multiply
    9,922.69x = 14,887.91 × 4,372.13
  4. Step 4: Simplify right side
    9,922.69x = 65,091,877.95
  5. Step 5: Solve for x
    x = 65,091,877.95/9,922.69
  6. Step 6: Final answer
    x = 6,559.90

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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.