Home / 6,694.90-9,239.03-3,710.77

Finding the Fourth Proportional to 6,694.90, 9,239.03 and 3,710.77

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Solution

The fourth proportional to 6,694.90, 9,239.03 and 3,710.77 is: 5,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694.90 : 9,239.03 = 3,710.77 : x
  2. Step 2: Convert to fraction form
    6,694.90/9,239.03 = 3,710.77/x
  3. Step 3: Cross multiply
    6,694.90x = 9,239.03 × 3,710.77
  4. Step 4: Simplify right side
    6,694.90x = 34,283,915.35
  5. Step 5: Solve for x
    x = 34,283,915.35/6,694.90
  6. Step 6: Final answer
    x = 5,120.90

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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.