Home / 10,148.60-15,221.24-3,573.24

Finding the Fourth Proportional to 10,148.60, 15,221.24 and 3,573.24

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Solution

The fourth proportional to 10,148.60, 15,221.24 and 3,573.24 is: 5,359.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.60 : 15,221.24 = 3,573.24 : x
  2. Step 2: Convert to fraction form
    10,148.60/15,221.24 = 3,573.24/x
  3. Step 3: Cross multiply
    10,148.60x = 15,221.24 × 3,573.24
  4. Step 4: Simplify right side
    10,148.60x = 54,389,143.62
  5. Step 5: Solve for x
    x = 54,389,143.62/10,148.60
  6. Step 6: Final answer
    x = 5,359.28

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1.5x scale

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.