Home / 5,343.04-7,375.02-3,105.52

Finding the Fourth Proportional to 5,343.04, 7,375.02 and 3,105.52

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Solution

The fourth proportional to 5,343.04, 7,375.02 and 3,105.52 is: 4,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.04 : 7,375.02 = 3,105.52 : x
  2. Step 2: Convert to fraction form
    5,343.04/7,375.02 = 3,105.52/x
  3. Step 3: Cross multiply
    5,343.04x = 7,375.02 × 3,105.52
  4. Step 4: Simplify right side
    5,343.04x = 22,903,272.11
  5. Step 5: Solve for x
    x = 22,903,272.11/5,343.04
  6. Step 6: Final answer
    x = 4,286.56

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1.5x scale

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.