Home / 8,864.16-13,288.94-4,181.75

Finding the Fourth Proportional to 8,864.16, 13,288.94 and 4,181.75

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Solution

The fourth proportional to 8,864.16, 13,288.94 and 4,181.75 is: 6,269.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.16 : 13,288.94 = 4,181.75 : x
  2. Step 2: Convert to fraction form
    8,864.16/13,288.94 = 4,181.75/x
  3. Step 3: Cross multiply
    8,864.16x = 13,288.94 × 4,181.75
  4. Step 4: Simplify right side
    8,864.16x = 55,571,024.85
  5. Step 5: Solve for x
    x = 55,571,024.85/8,864.16
  6. Step 6: Final answer
    x = 6,269.18

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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.