Home / 10,984.32-15,158.22-6,268.68

Finding the Fourth Proportional to 10,984.32, 15,158.22 and 6,268.68

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Solution

The fourth proportional to 10,984.32, 15,158.22 and 6,268.68 is: 8,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.32 : 15,158.22 = 6,268.68 : x
  2. Step 2: Convert to fraction form
    10,984.32/15,158.22 = 6,268.68/x
  3. Step 3: Cross multiply
    10,984.32x = 15,158.22 × 6,268.68
  4. Step 4: Simplify right side
    10,984.32x = 95,022,030.55
  5. Step 5: Solve for x
    x = 95,022,030.55/10,984.32
  6. Step 6: Final answer
    x = 8,650.70

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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.