Home / 3,146.17-4,343.34-2,474.39

Finding the Fourth Proportional to 3,146.17, 4,343.34 and 2,474.39

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Solution

The fourth proportional to 3,146.17, 4,343.34 and 2,474.39 is: 3,415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.17 : 4,343.34 = 2,474.39 : x
  2. Step 2: Convert to fraction form
    3,146.17/4,343.34 = 2,474.39/x
  3. Step 3: Cross multiply
    3,146.17x = 4,343.34 × 2,474.39
  4. Step 4: Simplify right side
    3,146.17x = 10,747,123.28
  5. Step 5: Solve for x
    x = 10,747,123.28/3,146.17
  6. Step 6: Final answer
    x = 3,415.94

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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.