Home / 5,777.19-8,666.87-2,314.71

Finding the Fourth Proportional to 5,777.19, 8,666.87 and 2,314.71

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Solution

The fourth proportional to 5,777.19, 8,666.87 and 2,314.71 is: 3,472.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.19 : 8,666.87 = 2,314.71 : x
  2. Step 2: Convert to fraction form
    5,777.19/8,666.87 = 2,314.71/x
  3. Step 3: Cross multiply
    5,777.19x = 8,666.87 × 2,314.71
  4. Step 4: Simplify right side
    5,777.19x = 20,061,279.08
  5. Step 5: Solve for x
    x = 20,061,279.08/5,777.19
  6. Step 6: Final answer
    x = 3,472.50

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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.