Home / 7,425.60-11,135.52-3,042.24

Finding the Fourth Proportional to 7,425.60, 11,135.52 and 3,042.24

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Solution

The fourth proportional to 7,425.60, 11,135.52 and 3,042.24 is: 4,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.60 : 11,135.52 = 3,042.24 : x
  2. Step 2: Convert to fraction form
    7,425.60/11,135.52 = 3,042.24/x
  3. Step 3: Cross multiply
    7,425.60x = 11,135.52 × 3,042.24
  4. Step 4: Simplify right side
    7,425.60x = 33,876,924.36
  5. Step 5: Solve for x
    x = 33,876,924.36/7,425.60
  6. Step 6: Final answer
    x = 4,562.18

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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.