Home / 8,089.27-12,145.14-5,333.65

Finding the Fourth Proportional to 8,089.27, 12,145.14 and 5,333.65

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Solution

The fourth proportional to 8,089.27, 12,145.14 and 5,333.65 is: 8,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.27 : 12,145.14 = 5,333.65 : x
  2. Step 2: Convert to fraction form
    8,089.27/12,145.14 = 5,333.65/x
  3. Step 3: Cross multiply
    8,089.27x = 12,145.14 × 5,333.65
  4. Step 4: Simplify right side
    8,089.27x = 64,777,895.60
  5. Step 5: Solve for x
    x = 64,777,895.60/8,089.27
  6. Step 6: Final answer
    x = 8,007.88

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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.