Home / 5,727.92-8,577.29-5,246.78

Finding the Fourth Proportional to 5,727.92, 8,577.29 and 5,246.78

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Solution

The fourth proportional to 5,727.92, 8,577.29 and 5,246.78 is: 7,856.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.92 : 8,577.29 = 5,246.78 : x
  2. Step 2: Convert to fraction form
    5,727.92/8,577.29 = 5,246.78/x
  3. Step 3: Cross multiply
    5,727.92x = 8,577.29 × 5,246.78
  4. Step 4: Simplify right side
    5,727.92x = 45,003,123.86
  5. Step 5: Solve for x
    x = 45,003,123.86/5,727.92
  6. Step 6: Final answer
    x = 7,856.81

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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.