Home / 7,542.54-11,317.58-3,385.52

Finding the Fourth Proportional to 7,542.54, 11,317.58 and 3,385.52

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Solution

The fourth proportional to 7,542.54, 11,317.58 and 3,385.52 is: 5,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.54 : 11,317.58 = 3,385.52 : x
  2. Step 2: Convert to fraction form
    7,542.54/11,317.58 = 3,385.52/x
  3. Step 3: Cross multiply
    7,542.54x = 11,317.58 × 3,385.52
  4. Step 4: Simplify right side
    7,542.54x = 38,315,893.44
  5. Step 5: Solve for x
    x = 38,315,893.44/7,542.54
  6. Step 6: Final answer
    x = 5,079.97

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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.