Home / 7,493.87-10,340.36-4,306.55

Finding the Fourth Proportional to 7,493.87, 10,340.36 and 4,306.55

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Solution

The fourth proportional to 7,493.87, 10,340.36 and 4,306.55 is: 5,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.87 : 10,340.36 = 4,306.55 : x
  2. Step 2: Convert to fraction form
    7,493.87/10,340.36 = 4,306.55/x
  3. Step 3: Cross multiply
    7,493.87x = 10,340.36 × 4,306.55
  4. Step 4: Simplify right side
    7,493.87x = 44,531,296.61
  5. Step 5: Solve for x
    x = 44,531,296.61/7,493.87
  6. Step 6: Final answer
    x = 5,942.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.