Home / 8,150.28-12,216.08-3,703.16

Finding the Fourth Proportional to 8,150.28, 12,216.08 and 3,703.16

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Solution

The fourth proportional to 8,150.28, 12,216.08 and 3,703.16 is: 5,550.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.28 : 12,216.08 = 3,703.16 : x
  2. Step 2: Convert to fraction form
    8,150.28/12,216.08 = 3,703.16/x
  3. Step 3: Cross multiply
    8,150.28x = 12,216.08 × 3,703.16
  4. Step 4: Simplify right side
    8,150.28x = 45,238,037.73
  5. Step 5: Solve for x
    x = 45,238,037.73/8,150.28
  6. Step 6: Final answer
    x = 5,550.49

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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.