Home / 2,823.30-4,229.28-1,588.86

Finding the Fourth Proportional to 2,823.30, 4,229.28 and 1,588.86

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Solution

The fourth proportional to 2,823.30, 4,229.28 and 1,588.86 is: 2,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.30 : 4,229.28 = 1,588.86 : x
  2. Step 2: Convert to fraction form
    2,823.30/4,229.28 = 1,588.86/x
  3. Step 3: Cross multiply
    2,823.30x = 4,229.28 × 1,588.86
  4. Step 4: Simplify right side
    2,823.30x = 6,719,733.82
  5. Step 5: Solve for x
    x = 6,719,733.82/2,823.30
  6. Step 6: Final answer
    x = 2,380.10

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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.