Home / 2,718.03-4,077.33-1,158.20

Finding the Fourth Proportional to 2,718.03, 4,077.33 and 1,158.20

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Solution

The fourth proportional to 2,718.03, 4,077.33 and 1,158.20 is: 1,737.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.03 : 4,077.33 = 1,158.20 : x
  2. Step 2: Convert to fraction form
    2,718.03/4,077.33 = 1,158.20/x
  3. Step 3: Cross multiply
    2,718.03x = 4,077.33 × 1,158.20
  4. Step 4: Simplify right side
    2,718.03x = 4,722,343.22
  5. Step 5: Solve for x
    x = 4,722,343.22/2,718.03
  6. Step 6: Final answer
    x = 1,737.41

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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.