Home / 3,320.28-4,981.77-2,595.87

Finding the Fourth Proportional to 3,320.28, 4,981.77 and 2,595.87

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Solution

The fourth proportional to 3,320.28, 4,981.77 and 2,595.87 is: 3,894.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.28 : 4,981.77 = 2,595.87 : x
  2. Step 2: Convert to fraction form
    3,320.28/4,981.77 = 2,595.87/x
  3. Step 3: Cross multiply
    3,320.28x = 4,981.77 × 2,595.87
  4. Step 4: Simplify right side
    3,320.28x = 12,932,027.29
  5. Step 5: Solve for x
    x = 12,932,027.29/3,320.28
  6. Step 6: Final answer
    x = 3,894.86

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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.