Home / 5,103.60-7,642.32-4,675.92

Finding the Fourth Proportional to 5,103.60, 7,642.32 and 4,675.92

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Solution

The fourth proportional to 5,103.60, 7,642.32 and 4,675.92 is: 7,001.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.60 : 7,642.32 = 4,675.92 : x
  2. Step 2: Convert to fraction form
    5,103.60/7,642.32 = 4,675.92/x
  3. Step 3: Cross multiply
    5,103.60x = 7,642.32 × 4,675.92
  4. Step 4: Simplify right side
    5,103.60x = 35,734,876.93
  5. Step 5: Solve for x
    x = 35,734,876.93/5,103.60
  6. Step 6: Final answer
    x = 7,001.90

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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.