Home / 6,775.49-10,161.12-2,391.92

Finding the Fourth Proportional to 6,775.49, 10,161.12 and 2,391.92

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Solution

The fourth proportional to 6,775.49, 10,161.12 and 2,391.92 is: 3,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.49 : 10,161.12 = 2,391.92 : x
  2. Step 2: Convert to fraction form
    6,775.49/10,161.12 = 2,391.92/x
  3. Step 3: Cross multiply
    6,775.49x = 10,161.12 × 2,391.92
  4. Step 4: Simplify right side
    6,775.49x = 24,304,544.31
  5. Step 5: Solve for x
    x = 24,304,544.31/6,775.49
  6. Step 6: Final answer
    x = 3,587.13

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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.