Home / 4,427.12-6,638.22-2,052.61

Finding the Fourth Proportional to 4,427.12, 6,638.22 and 2,052.61

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Solution

The fourth proportional to 4,427.12, 6,638.22 and 2,052.61 is: 3,077.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.12 : 6,638.22 = 2,052.61 : x
  2. Step 2: Convert to fraction form
    4,427.12/6,638.22 = 2,052.61/x
  3. Step 3: Cross multiply
    4,427.12x = 6,638.22 × 2,052.61
  4. Step 4: Simplify right side
    4,427.12x = 13,625,660.16
  5. Step 5: Solve for x
    x = 13,625,660.16/4,427.12
  6. Step 6: Final answer
    x = 3,077.77

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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.