Home / 2,722.16-4,080.20-2,071.53

Finding the Fourth Proportional to 2,722.16, 4,080.20 and 2,071.53

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Solution

The fourth proportional to 2,722.16, 4,080.20 and 2,071.53 is: 3,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.16 : 4,080.20 = 2,071.53 : x
  2. Step 2: Convert to fraction form
    2,722.16/4,080.20 = 2,071.53/x
  3. Step 3: Cross multiply
    2,722.16x = 4,080.20 × 2,071.53
  4. Step 4: Simplify right side
    2,722.16x = 8,452,246.35
  5. Step 5: Solve for x
    x = 8,452,246.35/2,722.16
  6. Step 6: Final answer
    x = 3,104.98

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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.