Home / 4,890.31-6,748.44-2,652.15

Finding the Fourth Proportional to 4,890.31, 6,748.44 and 2,652.15

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Solution

The fourth proportional to 4,890.31, 6,748.44 and 2,652.15 is: 3,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.31 : 6,748.44 = 2,652.15 : x
  2. Step 2: Convert to fraction form
    4,890.31/6,748.44 = 2,652.15/x
  3. Step 3: Cross multiply
    4,890.31x = 6,748.44 × 2,652.15
  4. Step 4: Simplify right side
    4,890.31x = 17,897,841.40
  5. Step 5: Solve for x
    x = 17,897,841.40/4,890.31
  6. Step 6: Final answer
    x = 3,659.86

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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.