Home / 3,386.28-5,061.39-2,943.96

Finding the Fourth Proportional to 3,386.28, 5,061.39 and 2,943.96

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Solution

The fourth proportional to 3,386.28, 5,061.39 and 2,943.96 is: 4,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.28 : 5,061.39 = 2,943.96 : x
  2. Step 2: Convert to fraction form
    3,386.28/5,061.39 = 2,943.96/x
  3. Step 3: Cross multiply
    3,386.28x = 5,061.39 × 2,943.96
  4. Step 4: Simplify right side
    3,386.28x = 14,900,529.70
  5. Step 5: Solve for x
    x = 14,900,529.70/3,386.28
  6. Step 6: Final answer
    x = 4,400.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.