Home / 5,817.78-8,720.46-2,302.92

Finding the Fourth Proportional to 5,817.78, 8,720.46 and 2,302.92

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Solution

The fourth proportional to 5,817.78, 8,720.46 and 2,302.92 is: 3,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.78 : 8,720.46 = 2,302.92 : x
  2. Step 2: Convert to fraction form
    5,817.78/8,720.46 = 2,302.92/x
  3. Step 3: Cross multiply
    5,817.78x = 8,720.46 × 2,302.92
  4. Step 4: Simplify right side
    5,817.78x = 20,082,521.74
  5. Step 5: Solve for x
    x = 20,082,521.74/5,817.78
  6. Step 6: Final answer
    x = 3,451.92

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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.