Home / 5,432.69-7,497.72-3,074.99

Finding the Fourth Proportional to 5,432.69, 7,497.72 and 3,074.99

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Solution

The fourth proportional to 5,432.69, 7,497.72 and 3,074.99 is: 4,243.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.69 : 7,497.72 = 3,074.99 : x
  2. Step 2: Convert to fraction form
    5,432.69/7,497.72 = 3,074.99/x
  3. Step 3: Cross multiply
    5,432.69x = 7,497.72 × 3,074.99
  4. Step 4: Simplify right side
    5,432.69x = 23,055,414.02
  5. Step 5: Solve for x
    x = 23,055,414.02/5,432.69
  6. Step 6: Final answer
    x = 4,243.83

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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.