Home / 5,343.66-7,373.57-2,985.90

Finding the Fourth Proportional to 5,343.66, 7,373.57 and 2,985.90

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Solution

The fourth proportional to 5,343.66, 7,373.57 and 2,985.90 is: 4,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.66 : 7,373.57 = 2,985.90 : x
  2. Step 2: Convert to fraction form
    5,343.66/7,373.57 = 2,985.90/x
  3. Step 3: Cross multiply
    5,343.66x = 7,373.57 × 2,985.90
  4. Step 4: Simplify right side
    5,343.66x = 22,016,727.73
  5. Step 5: Solve for x
    x = 22,016,727.73/5,343.66
  6. Step 6: Final answer
    x = 4,120.16

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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.