Home / 2,881.14-4,319.20-1,493.74

Finding the Fourth Proportional to 2,881.14, 4,319.20 and 1,493.74

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Solution

The fourth proportional to 2,881.14, 4,319.20 and 1,493.74 is: 2,239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.14 : 4,319.20 = 1,493.74 : x
  2. Step 2: Convert to fraction form
    2,881.14/4,319.20 = 1,493.74/x
  3. Step 3: Cross multiply
    2,881.14x = 4,319.20 × 1,493.74
  4. Step 4: Simplify right side
    2,881.14x = 6,451,761.81
  5. Step 5: Solve for x
    x = 6,451,761.81/2,881.14
  6. Step 6: Final answer
    x = 2,239.31

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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.