Home / 7,908.24-11,862.12-2,361.62

Finding the Fourth Proportional to 7,908.24, 11,862.12 and 2,361.62

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Solution

The fourth proportional to 7,908.24, 11,862.12 and 2,361.62 is: 3,542.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.24 : 11,862.12 = 2,361.62 : x
  2. Step 2: Convert to fraction form
    7,908.24/11,862.12 = 2,361.62/x
  3. Step 3: Cross multiply
    7,908.24x = 11,862.12 × 2,361.62
  4. Step 4: Simplify right side
    7,908.24x = 28,013,819.83
  5. Step 5: Solve for x
    x = 28,013,819.83/7,908.24
  6. Step 6: Final answer
    x = 3,542.36

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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.