Home / 10,983.42-15,158.21-6,268.41

Finding the Fourth Proportional to 10,983.42, 15,158.21 and 6,268.41

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Solution

The fourth proportional to 10,983.42, 15,158.21 and 6,268.41 is: 8,651.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.42 : 15,158.21 = 6,268.41 : x
  2. Step 2: Convert to fraction form
    10,983.42/15,158.21 = 6,268.41/x
  3. Step 3: Cross multiply
    10,983.42x = 15,158.21 × 6,268.41
  4. Step 4: Simplify right side
    10,983.42x = 95,017,843.80
  5. Step 5: Solve for x
    x = 95,017,843.80/10,983.42
  6. Step 6: Final answer
    x = 8,651.03

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1.5x scale

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.