Home / 8,401.12-11,593.76-4,675.20

Finding the Fourth Proportional to 8,401.12, 11,593.76 and 4,675.20

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Solution

The fourth proportional to 8,401.12, 11,593.76 and 4,675.20 is: 6,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401.12 : 11,593.76 = 4,675.20 : x
  2. Step 2: Convert to fraction form
    8,401.12/11,593.76 = 4,675.20/x
  3. Step 3: Cross multiply
    8,401.12x = 11,593.76 × 4,675.20
  4. Step 4: Simplify right side
    8,401.12x = 54,203,146.75
  5. Step 5: Solve for x
    x = 54,203,146.75/8,401.12
  6. Step 6: Final answer
    x = 6,451.90

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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.