Home / 3,586.86-5,385.24-2,612.52

Finding the Fourth Proportional to 3,586.86, 5,385.24 and 2,612.52

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Solution

The fourth proportional to 3,586.86, 5,385.24 and 2,612.52 is: 3,922.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.86 : 5,385.24 = 2,612.52 : x
  2. Step 2: Convert to fraction form
    3,586.86/5,385.24 = 2,612.52/x
  3. Step 3: Cross multiply
    3,586.86x = 5,385.24 × 2,612.52
  4. Step 4: Simplify right side
    3,586.86x = 14,069,047.20
  5. Step 5: Solve for x
    x = 14,069,047.20/3,586.86
  6. Step 6: Final answer
    x = 3,922.39

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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.