Home / 4,105.49-6,160.28-1,642.07

Finding the Fourth Proportional to 4,105.49, 6,160.28 and 1,642.07

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Solution

The fourth proportional to 4,105.49, 6,160.28 and 1,642.07 is: 2,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.49 : 6,160.28 = 1,642.07 : x
  2. Step 2: Convert to fraction form
    4,105.49/6,160.28 = 1,642.07/x
  3. Step 3: Cross multiply
    4,105.49x = 6,160.28 × 1,642.07
  4. Step 4: Simplify right side
    4,105.49x = 10,115,622.79
  5. Step 5: Solve for x
    x = 10,115,622.79/4,105.49
  6. Step 6: Final answer
    x = 2,463.93

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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.