Home / 7,581.91-10,473.25-6,874.55

Finding the Fourth Proportional to 7,581.91, 10,473.25 and 6,874.55

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Solution

The fourth proportional to 7,581.91, 10,473.25 and 6,874.55 is: 9,496.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.91 : 10,473.25 = 6,874.55 : x
  2. Step 2: Convert to fraction form
    7,581.91/10,473.25 = 6,874.55/x
  3. Step 3: Cross multiply
    7,581.91x = 10,473.25 × 6,874.55
  4. Step 4: Simplify right side
    7,581.91x = 71,998,922.31
  5. Step 5: Solve for x
    x = 71,998,922.31/7,581.91
  6. Step 6: Final answer
    x = 9,496.14

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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.