Home / 8,350.79-11,535.33-6,684.11

Finding the Fourth Proportional to 8,350.79, 11,535.33 and 6,684.11

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Solution

The fourth proportional to 8,350.79, 11,535.33 and 6,684.11 is: 9,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.79 : 11,535.33 = 6,684.11 : x
  2. Step 2: Convert to fraction form
    8,350.79/11,535.33 = 6,684.11/x
  3. Step 3: Cross multiply
    8,350.79x = 11,535.33 × 6,684.11
  4. Step 4: Simplify right side
    8,350.79x = 77,103,356.93
  5. Step 5: Solve for x
    x = 77,103,356.93/8,350.79
  6. Step 6: Final answer
    x = 9,233.07

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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.