Home / 6,723.28-9,277.70-3,739.04

Finding the Fourth Proportional to 6,723.28, 9,277.70 and 3,739.04

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Solution

The fourth proportional to 6,723.28, 9,277.70 and 3,739.04 is: 5,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.28 : 9,277.70 = 3,739.04 : x
  2. Step 2: Convert to fraction form
    6,723.28/9,277.70 = 3,739.04/x
  3. Step 3: Cross multiply
    6,723.28x = 9,277.70 × 3,739.04
  4. Step 4: Simplify right side
    6,723.28x = 34,689,691.41
  5. Step 5: Solve for x
    x = 34,689,691.41/6,723.28
  6. Step 6: Final answer
    x = 5,159.64

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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.