Home / 10,308.24-15,461.48-3,287.97

Finding the Fourth Proportional to 10,308.24, 15,461.48 and 3,287.97

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Solution

The fourth proportional to 10,308.24, 15,461.48 and 3,287.97 is: 4,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.24 : 15,461.48 = 3,287.97 : x
  2. Step 2: Convert to fraction form
    10,308.24/15,461.48 = 3,287.97/x
  3. Step 3: Cross multiply
    10,308.24x = 15,461.48 × 3,287.97
  4. Step 4: Simplify right side
    10,308.24x = 50,836,890.62
  5. Step 5: Solve for x
    x = 50,836,890.62/10,308.24
  6. Step 6: Final answer
    x = 4,931.68

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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.