Home / 2,827.68-4,241.52-1,672.08

Finding the Fourth Proportional to 2,827.68, 4,241.52 and 1,672.08

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Solution

The fourth proportional to 2,827.68, 4,241.52 and 1,672.08 is: 2,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.68 : 4,241.52 = 1,672.08 : x
  2. Step 2: Convert to fraction form
    2,827.68/4,241.52 = 1,672.08/x
  3. Step 3: Cross multiply
    2,827.68x = 4,241.52 × 1,672.08
  4. Step 4: Simplify right side
    2,827.68x = 7,092,160.76
  5. Step 5: Solve for x
    x = 7,092,160.76/2,827.68
  6. Step 6: Final answer
    x = 2,508.12

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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.