Home / 8,224.54-12,338.84-2,381.07

Finding the Fourth Proportional to 8,224.54, 12,338.84 and 2,381.07

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Solution

The fourth proportional to 8,224.54, 12,338.84 and 2,381.07 is: 3,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.54 : 12,338.84 = 2,381.07 : x
  2. Step 2: Convert to fraction form
    8,224.54/12,338.84 = 2,381.07/x
  3. Step 3: Cross multiply
    8,224.54x = 12,338.84 × 2,381.07
  4. Step 4: Simplify right side
    8,224.54x = 29,379,641.76
  5. Step 5: Solve for x
    x = 29,379,641.76/8,224.54
  6. Step 6: Final answer
    x = 3,572.19

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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.