Home / 6,239.74-8,610.70-3,407.17

Finding the Fourth Proportional to 6,239.74, 8,610.70 and 3,407.17

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Solution

The fourth proportional to 6,239.74, 8,610.70 and 3,407.17 is: 4,701.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.74 : 8,610.70 = 3,407.17 : x
  2. Step 2: Convert to fraction form
    6,239.74/8,610.70 = 3,407.17/x
  3. Step 3: Cross multiply
    6,239.74x = 8,610.70 × 3,407.17
  4. Step 4: Simplify right side
    6,239.74x = 29,338,118.72
  5. Step 5: Solve for x
    x = 29,338,118.72/6,239.74
  6. Step 6: Final answer
    x = 4,701.82

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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.