Home / 5,363.57-7,401.39-3,125.36

Finding the Fourth Proportional to 5,363.57, 7,401.39 and 3,125.36

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Solution

The fourth proportional to 5,363.57, 7,401.39 and 3,125.36 is: 4,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.57 : 7,401.39 = 3,125.36 : x
  2. Step 2: Convert to fraction form
    5,363.57/7,401.39 = 3,125.36/x
  3. Step 3: Cross multiply
    5,363.57x = 7,401.39 × 3,125.36
  4. Step 4: Simplify right side
    5,363.57x = 23,132,008.25
  5. Step 5: Solve for x
    x = 23,132,008.25/5,363.57
  6. Step 6: Final answer
    x = 4,312.80

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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.