Home / 5,363.20-7,401.51-3,124.97

Finding the Fourth Proportional to 5,363.20, 7,401.51 and 3,124.97

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Solution

The fourth proportional to 5,363.20, 7,401.51 and 3,124.97 is: 4,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.20 : 7,401.51 = 3,124.97 : x
  2. Step 2: Convert to fraction form
    5,363.20/7,401.51 = 3,124.97/x
  3. Step 3: Cross multiply
    5,363.20x = 7,401.51 × 3,124.97
  4. Step 4: Simplify right side
    5,363.20x = 23,129,496.70
  5. Step 5: Solve for x
    x = 23,129,496.70/5,363.20
  6. Step 6: Final answer
    x = 4,312.63

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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.