Home / 8,207.08-11,329.50-5,226.94

Finding the Fourth Proportional to 8,207.08, 11,329.50 and 5,226.94

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Solution

The fourth proportional to 8,207.08, 11,329.50 and 5,226.94 is: 7,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.08 : 11,329.50 = 5,226.94 : x
  2. Step 2: Convert to fraction form
    8,207.08/11,329.50 = 5,226.94/x
  3. Step 3: Cross multiply
    8,207.08x = 11,329.50 × 5,226.94
  4. Step 4: Simplify right side
    8,207.08x = 59,218,616.73
  5. Step 5: Solve for x
    x = 59,218,616.73/8,207.08
  6. Step 6: Final answer
    x = 7,215.55

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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.