Home / 1,874.44-2,586.13-1,077.55

Finding the Fourth Proportional to 1,874.44, 2,586.13 and 1,077.55

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Solution

The fourth proportional to 1,874.44, 2,586.13 and 1,077.55 is: 1,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.44 : 2,586.13 = 1,077.55 : x
  2. Step 2: Convert to fraction form
    1,874.44/2,586.13 = 1,077.55/x
  3. Step 3: Cross multiply
    1,874.44x = 2,586.13 × 1,077.55
  4. Step 4: Simplify right side
    1,874.44x = 2,786,689.77
  5. Step 5: Solve for x
    x = 2,786,689.77/1,874.44
  6. Step 6: Final answer
    x = 1,486.68

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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.