Home / 9,273.60-13,898.08-3,424.80

Finding the Fourth Proportional to 9,273.60, 13,898.08 and 3,424.80

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Solution

The fourth proportional to 9,273.60, 13,898.08 and 3,424.80 is: 5,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.60 : 13,898.08 = 3,424.80 : x
  2. Step 2: Convert to fraction form
    9,273.60/13,898.08 = 3,424.80/x
  3. Step 3: Cross multiply
    9,273.60x = 13,898.08 × 3,424.80
  4. Step 4: Simplify right side
    9,273.60x = 47,598,144.38
  5. Step 5: Solve for x
    x = 47,598,144.38/9,273.60
  6. Step 6: Final answer
    x = 5,132.65

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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.