Home / 7,766.69-11,651.88-2,502.19

Finding the Fourth Proportional to 7,766.69, 11,651.88 and 2,502.19

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Solution

The fourth proportional to 7,766.69, 11,651.88 and 2,502.19 is: 3,753.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.69 : 11,651.88 = 2,502.19 : x
  2. Step 2: Convert to fraction form
    7,766.69/11,651.88 = 2,502.19/x
  3. Step 3: Cross multiply
    7,766.69x = 11,651.88 × 2,502.19
  4. Step 4: Simplify right side
    7,766.69x = 29,155,220.45
  5. Step 5: Solve for x
    x = 29,155,220.45/7,766.69
  6. Step 6: Final answer
    x = 3,753.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.