Home / 7,542.59-11,317.66-3,385.60

Finding the Fourth Proportional to 7,542.59, 11,317.66 and 3,385.60

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Solution

The fourth proportional to 7,542.59, 11,317.66 and 3,385.60 is: 5,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.59 : 11,317.66 = 3,385.60 : x
  2. Step 2: Convert to fraction form
    7,542.59/11,317.66 = 3,385.60/x
  3. Step 3: Cross multiply
    7,542.59x = 11,317.66 × 3,385.60
  4. Step 4: Simplify right side
    7,542.59x = 38,317,032.94
  5. Step 5: Solve for x
    x = 38,317,032.94/7,542.59
  6. Step 6: Final answer
    x = 5,080.09

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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.