Home / 11,871.24-16,381.84-6,566.14

Finding the Fourth Proportional to 11,871.24, 16,381.84 and 6,566.14

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Solution

The fourth proportional to 11,871.24, 16,381.84 and 6,566.14 is: 9,061.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871.24 : 16,381.84 = 6,566.14 : x
  2. Step 2: Convert to fraction form
    11,871.24/16,381.84 = 6,566.14/x
  3. Step 3: Cross multiply
    11,871.24x = 16,381.84 × 6,566.14
  4. Step 4: Simplify right side
    11,871.24x = 107,565,454.90
  5. Step 5: Solve for x
    x = 107,565,454.90/11,871.24
  6. Step 6: Final answer
    x = 9,061.01

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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.