Home / 6,932.87-9,567.36-3,948.71

Finding the Fourth Proportional to 6,932.87, 9,567.36 and 3,948.71

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Solution

The fourth proportional to 6,932.87, 9,567.36 and 3,948.71 is: 5,449.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.87 : 9,567.36 = 3,948.71 : x
  2. Step 2: Convert to fraction form
    6,932.87/9,567.36 = 3,948.71/x
  3. Step 3: Cross multiply
    6,932.87x = 9,567.36 × 3,948.71
  4. Step 4: Simplify right side
    6,932.87x = 37,778,730.11
  5. Step 5: Solve for x
    x = 37,778,730.11/6,932.87
  6. Step 6: Final answer
    x = 5,449.22

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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.