Home / 9,249.99-12,766.49-6,875.73

Finding the Fourth Proportional to 9,249.99, 12,766.49 and 6,875.73

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Solution

The fourth proportional to 9,249.99, 12,766.49 and 6,875.73 is: 9,489.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.99 : 12,766.49 = 6,875.73 : x
  2. Step 2: Convert to fraction form
    9,249.99/12,766.49 = 6,875.73/x
  3. Step 3: Cross multiply
    9,249.99x = 12,766.49 × 6,875.73
  4. Step 4: Simplify right side
    9,249.99x = 87,778,870.16
  5. Step 5: Solve for x
    x = 87,778,870.16/9,249.99
  6. Step 6: Final answer
    x = 9,489.62

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Double scale
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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.