Home / 6,239.66-8,610.45-3,406.97

Finding the Fourth Proportional to 6,239.66, 8,610.45 and 3,406.97

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Solution

The fourth proportional to 6,239.66, 8,610.45 and 3,406.97 is: 4,701.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.66 : 8,610.45 = 3,406.97 : x
  2. Step 2: Convert to fraction form
    6,239.66/8,610.45 = 3,406.97/x
  3. Step 3: Cross multiply
    6,239.66x = 8,610.45 × 3,406.97
  4. Step 4: Simplify right side
    6,239.66x = 29,335,501.78
  5. Step 5: Solve for x
    x = 29,335,501.78/6,239.66
  6. Step 6: Final answer
    x = 4,701.46

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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.