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Finding the Fourth Proportional to 3,343.40, 5,014.70 and 1,957.52

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Solution

The fourth proportional to 3,343.40, 5,014.70 and 1,957.52 is: 2,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.40 : 5,014.70 = 1,957.52 : x
  2. Step 2: Convert to fraction form
    3,343.40/5,014.70 = 1,957.52/x
  3. Step 3: Cross multiply
    3,343.40x = 5,014.70 × 1,957.52
  4. Step 4: Simplify right side
    3,343.40x = 9,816,375.54
  5. Step 5: Solve for x
    x = 9,816,375.54/3,343.40
  6. Step 6: Final answer
    x = 2,936.05

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1.5x scale

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.