Home / 5,719.35-8,576.76-2,432.55

Finding the Fourth Proportional to 5,719.35, 8,576.76 and 2,432.55

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Solution

The fourth proportional to 5,719.35, 8,576.76 and 2,432.55 is: 3,647.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.35 : 8,576.76 = 2,432.55 : x
  2. Step 2: Convert to fraction form
    5,719.35/8,576.76 = 2,432.55/x
  3. Step 3: Cross multiply
    5,719.35x = 8,576.76 × 2,432.55
  4. Step 4: Simplify right side
    5,719.35x = 20,863,397.54
  5. Step 5: Solve for x
    x = 20,863,397.54/5,719.35
  6. Step 6: Final answer
    x = 3,647.86

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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.