Home / 8,155.53-12,228.44-5,526.27

Finding the Fourth Proportional to 8,155.53, 12,228.44 and 5,526.27

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Solution

The fourth proportional to 8,155.53, 12,228.44 and 5,526.27 is: 8,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.53 : 12,228.44 = 5,526.27 : x
  2. Step 2: Convert to fraction form
    8,155.53/12,228.44 = 5,526.27/x
  3. Step 3: Cross multiply
    8,155.53x = 12,228.44 × 5,526.27
  4. Step 4: Simplify right side
    8,155.53x = 67,577,633.49
  5. Step 5: Solve for x
    x = 67,577,633.49/8,155.53
  6. Step 6: Final answer
    x = 8,286.11

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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.