Home / 2,320.26-3,480.12-588.78

Finding the Fourth Proportional to 2,320.26, 3,480.12 and 588.78

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Solution

The fourth proportional to 2,320.26, 3,480.12 and 588.78 is: 883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.26 : 3,480.12 = 588.78 : x
  2. Step 2: Convert to fraction form
    2,320.26/3,480.12 = 588.78/x
  3. Step 3: Cross multiply
    2,320.26x = 3,480.12 × 588.78
  4. Step 4: Simplify right side
    2,320.26x = 2,049,025.05
  5. Step 5: Solve for x
    x = 2,049,025.05/2,320.26
  6. Step 6: Final answer
    x = 883.10

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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.