Home / 4,701.80-6,489.30-2,712.04

Finding the Fourth Proportional to 4,701.80, 6,489.30 and 2,712.04

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Solution

The fourth proportional to 4,701.80, 6,489.30 and 2,712.04 is: 3,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.80 : 6,489.30 = 2,712.04 : x
  2. Step 2: Convert to fraction form
    4,701.80/6,489.30 = 2,712.04/x
  3. Step 3: Cross multiply
    4,701.80x = 6,489.30 × 2,712.04
  4. Step 4: Simplify right side
    4,701.80x = 17,599,241.17
  5. Step 5: Solve for x
    x = 17,599,241.17/4,701.80
  6. Step 6: Final answer
    x = 3,743.09

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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.