Home / 3,541.28-5,309.94-3,141.59

Finding the Fourth Proportional to 3,541.28, 5,309.94 and 3,141.59

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Solution

The fourth proportional to 3,541.28, 5,309.94 and 3,141.59 is: 4,710.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.28 : 5,309.94 = 3,141.59 : x
  2. Step 2: Convert to fraction form
    3,541.28/5,309.94 = 3,141.59/x
  3. Step 3: Cross multiply
    3,541.28x = 5,309.94 × 3,141.59
  4. Step 4: Simplify right side
    3,541.28x = 16,681,654.40
  5. Step 5: Solve for x
    x = 16,681,654.40/3,541.28
  6. Step 6: Final answer
    x = 4,710.63

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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.