Home / 9,167.25-12,650.82-4,975.50

Finding the Fourth Proportional to 9,167.25, 12,650.82 and 4,975.50

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Solution

The fourth proportional to 9,167.25, 12,650.82 and 4,975.50 is: 6,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.25 : 12,650.82 = 4,975.50 : x
  2. Step 2: Convert to fraction form
    9,167.25/12,650.82 = 4,975.50/x
  3. Step 3: Cross multiply
    9,167.25x = 12,650.82 × 4,975.50
  4. Step 4: Simplify right side
    9,167.25x = 62,944,154.91
  5. Step 5: Solve for x
    x = 62,944,154.91/9,167.25
  6. Step 6: Final answer
    x = 6,866.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.