Home / 11,489.04-15,854.92-6,452.82

Finding the Fourth Proportional to 11,489.04, 15,854.92 and 6,452.82

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Solution

The fourth proportional to 11,489.04, 15,854.92 and 6,452.82 is: 8,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,489.04 : 15,854.92 = 6,452.82 : x
  2. Step 2: Convert to fraction form
    11,489.04/15,854.92 = 6,452.82/x
  3. Step 3: Cross multiply
    11,489.04x = 15,854.92 × 6,452.82
  4. Step 4: Simplify right side
    11,489.04x = 102,308,928.74
  5. Step 5: Solve for x
    x = 102,308,928.74/11,489.04
  6. Step 6: Final answer
    x = 8,904.92

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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.