Home / 7,401.11-10,213.50-4,257.29

Finding the Fourth Proportional to 7,401.11, 10,213.50 and 4,257.29

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Solution

The fourth proportional to 7,401.11, 10,213.50 and 4,257.29 is: 5,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.11 : 10,213.50 = 4,257.29 : x
  2. Step 2: Convert to fraction form
    7,401.11/10,213.50 = 4,257.29/x
  3. Step 3: Cross multiply
    7,401.11x = 10,213.50 × 4,257.29
  4. Step 4: Simplify right side
    7,401.11x = 43,481,780.35
  5. Step 5: Solve for x
    x = 43,481,780.35/7,401.11
  6. Step 6: Final answer
    x = 5,875.04

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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.