Home / 6,507.29-8,979.49-3,854.27

Finding the Fourth Proportional to 6,507.29, 8,979.49 and 3,854.27

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Solution

The fourth proportional to 6,507.29, 8,979.49 and 3,854.27 is: 5,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507.29 : 8,979.49 = 3,854.27 : x
  2. Step 2: Convert to fraction form
    6,507.29/8,979.49 = 3,854.27/x
  3. Step 3: Cross multiply
    6,507.29x = 8,979.49 × 3,854.27
  4. Step 4: Simplify right side
    6,507.29x = 34,609,378.92
  5. Step 5: Solve for x
    x = 34,609,378.92/6,507.29
  6. Step 6: Final answer
    x = 5,318.55

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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.