Home / 8,269.23-12,400.26-3,002.49

Finding the Fourth Proportional to 8,269.23, 12,400.26 and 3,002.49

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Solution

The fourth proportional to 8,269.23, 12,400.26 and 3,002.49 is: 4,502.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.23 : 12,400.26 = 3,002.49 : x
  2. Step 2: Convert to fraction form
    8,269.23/12,400.26 = 3,002.49/x
  3. Step 3: Cross multiply
    8,269.23x = 12,400.26 × 3,002.49
  4. Step 4: Simplify right side
    8,269.23x = 37,231,656.65
  5. Step 5: Solve for x
    x = 37,231,656.65/8,269.23
  6. Step 6: Final answer
    x = 4,502.43

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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.