Home / 2,558.28-3,835.98-1,677

Finding the Fourth Proportional to 2,558.28, 3,835.98 and 1,677

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Solution

The fourth proportional to 2,558.28, 3,835.98 and 1,677 is: 2,514.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.28 : 3,835.98 = 1,677 : x
  2. Step 2: Convert to fraction form
    2,558.28/3,835.98 = 1,677/x
  3. Step 3: Cross multiply
    2,558.28x = 3,835.98 × 1,677
  4. Step 4: Simplify right side
    2,558.28x = 6,432,938.46
  5. Step 5: Solve for x
    x = 6,432,938.46/2,558.28
  6. Step 6: Final answer
    x = 2,514.56

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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.