Home / 6,702.68-9,250.26-3,908.36

Finding the Fourth Proportional to 6,702.68, 9,250.26 and 3,908.36

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Solution

The fourth proportional to 6,702.68, 9,250.26 and 3,908.36 is: 5,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.68 : 9,250.26 = 3,908.36 : x
  2. Step 2: Convert to fraction form
    6,702.68/9,250.26 = 3,908.36/x
  3. Step 3: Cross multiply
    6,702.68x = 9,250.26 × 3,908.36
  4. Step 4: Simplify right side
    6,702.68x = 36,153,346.17
  5. Step 5: Solve for x
    x = 36,153,346.17/6,702.68
  6. Step 6: Final answer
    x = 5,393.86

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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.