Home / 6,347.56-8,758.92-3,694.72

Finding the Fourth Proportional to 6,347.56, 8,758.92 and 3,694.72

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Solution

The fourth proportional to 6,347.56, 8,758.92 and 3,694.72 is: 5,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.56 : 8,758.92 = 3,694.72 : x
  2. Step 2: Convert to fraction form
    6,347.56/8,758.92 = 3,694.72/x
  3. Step 3: Cross multiply
    6,347.56x = 8,758.92 × 3,694.72
  4. Step 4: Simplify right side
    6,347.56x = 32,361,756.90
  5. Step 5: Solve for x
    x = 32,361,756.90/6,347.56
  6. Step 6: Final answer
    x = 5,098.30

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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.