Home / 8,101.85-11,180.50-4,566.20

Finding the Fourth Proportional to 8,101.85, 11,180.50 and 4,566.20

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Solution

The fourth proportional to 8,101.85, 11,180.50 and 4,566.20 is: 6,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.85 : 11,180.50 = 4,566.20 : x
  2. Step 2: Convert to fraction form
    8,101.85/11,180.50 = 4,566.20/x
  3. Step 3: Cross multiply
    8,101.85x = 11,180.50 × 4,566.20
  4. Step 4: Simplify right side
    8,101.85x = 51,052,331.78
  5. Step 5: Solve for x
    x = 51,052,331.78/8,101.85
  6. Step 6: Final answer
    x = 6,301.32

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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.