Home / 9,269.76-13,898.91-3,424.80

Finding the Fourth Proportional to 9,269.76, 13,898.91 and 3,424.80

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Solution

The fourth proportional to 9,269.76, 13,898.91 and 3,424.80 is: 5,135.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.76 : 13,898.91 = 3,424.80 : x
  2. Step 2: Convert to fraction form
    9,269.76/13,898.91 = 3,424.80/x
  3. Step 3: Cross multiply
    9,269.76x = 13,898.91 × 3,424.80
  4. Step 4: Simplify right side
    9,269.76x = 47,600,986.97
  5. Step 5: Solve for x
    x = 47,600,986.97/9,269.76
  6. Step 6: Final answer
    x = 5,135.08

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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.