Home / 4,148.60-6,221.31-1,374.44

Finding the Fourth Proportional to 4,148.60, 6,221.31 and 1,374.44

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Solution

The fourth proportional to 4,148.60, 6,221.31 and 1,374.44 is: 2,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.60 : 6,221.31 = 1,374.44 : x
  2. Step 2: Convert to fraction form
    4,148.60/6,221.31 = 1,374.44/x
  3. Step 3: Cross multiply
    4,148.60x = 6,221.31 × 1,374.44
  4. Step 4: Simplify right side
    4,148.60x = 8,550,817.32
  5. Step 5: Solve for x
    x = 8,550,817.32/4,148.60
  6. Step 6: Final answer
    x = 2,061.13

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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.