Home / 5,432.90-7,497.81-3,042.75

Finding the Fourth Proportional to 5,432.90, 7,497.81 and 3,042.75

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Solution

The fourth proportional to 5,432.90, 7,497.81 and 3,042.75 is: 4,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.90 : 7,497.81 = 3,042.75 : x
  2. Step 2: Convert to fraction form
    5,432.90/7,497.81 = 3,042.75/x
  3. Step 3: Cross multiply
    5,432.90x = 7,497.81 × 3,042.75
  4. Step 4: Simplify right side
    5,432.90x = 22,813,961.38
  5. Step 5: Solve for x
    x = 22,813,961.38/5,432.90
  6. Step 6: Final answer
    x = 4,199.22

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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.