Home / 8,395.06-12,568.28-6,323.78

Finding the Fourth Proportional to 8,395.06, 12,568.28 and 6,323.78

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Solution

The fourth proportional to 8,395.06, 12,568.28 and 6,323.78 is: 9,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.06 : 12,568.28 = 6,323.78 : x
  2. Step 2: Convert to fraction form
    8,395.06/12,568.28 = 6,323.78/x
  3. Step 3: Cross multiply
    8,395.06x = 12,568.28 × 6,323.78
  4. Step 4: Simplify right side
    8,395.06x = 79,479,037.70
  5. Step 5: Solve for x
    x = 79,479,037.70/8,395.06
  6. Step 6: Final answer
    x = 9,467.36

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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.