Home / 6,242.06-8,610.40-3,884.96

Finding the Fourth Proportional to 6,242.06, 8,610.40 and 3,884.96

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Solution

The fourth proportional to 6,242.06, 8,610.40 and 3,884.96 is: 5,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.06 : 8,610.40 = 3,884.96 : x
  2. Step 2: Convert to fraction form
    6,242.06/8,610.40 = 3,884.96/x
  3. Step 3: Cross multiply
    6,242.06x = 8,610.40 × 3,884.96
  4. Step 4: Simplify right side
    6,242.06x = 33,451,085.97
  5. Step 5: Solve for x
    x = 33,451,085.97/6,242.06
  6. Step 6: Final answer
    x = 5,358.98

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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.