Home / 8,239.68-12,360.76-2,395.56

Finding the Fourth Proportional to 8,239.68, 12,360.76 and 2,395.56

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Solution

The fourth proportional to 8,239.68, 12,360.76 and 2,395.56 is: 3,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.68 : 12,360.76 = 2,395.56 : x
  2. Step 2: Convert to fraction form
    8,239.68/12,360.76 = 2,395.56/x
  3. Step 3: Cross multiply
    8,239.68x = 12,360.76 × 2,395.56
  4. Step 4: Simplify right side
    8,239.68x = 29,610,942.23
  5. Step 5: Solve for x
    x = 29,610,942.23/8,239.68
  6. Step 6: Final answer
    x = 3,593.70

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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.