Home / 3,006.79-4,149.38-1,747.87

Finding the Fourth Proportional to 3,006.79, 4,149.38 and 1,747.87

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Solution

The fourth proportional to 3,006.79, 4,149.38 and 1,747.87 is: 2,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.79 : 4,149.38 = 1,747.87 : x
  2. Step 2: Convert to fraction form
    3,006.79/4,149.38 = 1,747.87/x
  3. Step 3: Cross multiply
    3,006.79x = 4,149.38 × 1,747.87
  4. Step 4: Simplify right side
    3,006.79x = 7,252,547.33
  5. Step 5: Solve for x
    x = 7,252,547.33/3,006.79
  6. Step 6: Final answer
    x = 2,412.06

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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.