Home / 8,425.87-11,635.19-5,244.62

Finding the Fourth Proportional to 8,425.87, 11,635.19 and 5,244.62

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Solution

The fourth proportional to 8,425.87, 11,635.19 and 5,244.62 is: 7,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.87 : 11,635.19 = 5,244.62 : x
  2. Step 2: Convert to fraction form
    8,425.87/11,635.19 = 5,244.62/x
  3. Step 3: Cross multiply
    8,425.87x = 11,635.19 × 5,244.62
  4. Step 4: Simplify right side
    8,425.87x = 61,022,213.12
  5. Step 5: Solve for x
    x = 61,022,213.12/8,425.87
  6. Step 6: Final answer
    x = 7,242.24

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1.5x scale

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.