Home / 7,542.30-11,308.49-3,376.61

Finding the Fourth Proportional to 7,542.30, 11,308.49 and 3,376.61

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Solution

The fourth proportional to 7,542.30, 11,308.49 and 3,376.61 is: 5,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.30 : 11,308.49 = 3,376.61 : x
  2. Step 2: Convert to fraction form
    7,542.30/11,308.49 = 3,376.61/x
  3. Step 3: Cross multiply
    7,542.30x = 11,308.49 × 3,376.61
  4. Step 4: Simplify right side
    7,542.30x = 38,184,360.42
  5. Step 5: Solve for x
    x = 38,184,360.42/7,542.30
  6. Step 6: Final answer
    x = 5,062.69

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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.