Home / 5,358.08-8,042.32-2,586.71

Finding the Fourth Proportional to 5,358.08, 8,042.32 and 2,586.71

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Solution

The fourth proportional to 5,358.08, 8,042.32 and 2,586.71 is: 3,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.08 : 8,042.32 = 2,586.71 : x
  2. Step 2: Convert to fraction form
    5,358.08/8,042.32 = 2,586.71/x
  3. Step 3: Cross multiply
    5,358.08x = 8,042.32 × 2,586.71
  4. Step 4: Simplify right side
    5,358.08x = 20,803,096.42
  5. Step 5: Solve for x
    x = 20,803,096.42/5,358.08
  6. Step 6: Final answer
    x = 3,882.57

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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.