Home / 2,620.52-3,609.28-2,423.44

Finding the Fourth Proportional to 2,620.52, 3,609.28 and 2,423.44

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Solution

The fourth proportional to 2,620.52, 3,609.28 and 2,423.44 is: 3,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.52 : 3,609.28 = 2,423.44 : x
  2. Step 2: Convert to fraction form
    2,620.52/3,609.28 = 2,423.44/x
  3. Step 3: Cross multiply
    2,620.52x = 3,609.28 × 2,423.44
  4. Step 4: Simplify right side
    2,620.52x = 8,746,873.52
  5. Step 5: Solve for x
    x = 8,746,873.52/2,620.52
  6. Step 6: Final answer
    x = 3,337.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.