Home / 5,344.74-7,372.46-3,455.61

Finding the Fourth Proportional to 5,344.74, 7,372.46 and 3,455.61

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Solution

The fourth proportional to 5,344.74, 7,372.46 and 3,455.61 is: 4,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.74 : 7,372.46 = 3,455.61 : x
  2. Step 2: Convert to fraction form
    5,344.74/7,372.46 = 3,455.61/x
  3. Step 3: Cross multiply
    5,344.74x = 7,372.46 × 3,455.61
  4. Step 4: Simplify right side
    5,344.74x = 25,476,329.22
  5. Step 5: Solve for x
    x = 25,476,329.22/5,344.74
  6. Step 6: Final answer
    x = 4,766.62

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1.5x scale

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.