Home / 11,871.29-16,382.84-6,566.00

Finding the Fourth Proportional to 11,871.29, 16,382.84 and 6,566.00

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Solution

The fourth proportional to 11,871.29, 16,382.84 and 6,566.00 is: 9,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,871.29 : 16,382.84 = 6,566.00 : x
  2. Step 2: Convert to fraction form
    11,871.29/16,382.84 = 6,566.00/x
  3. Step 3: Cross multiply
    11,871.29x = 16,382.84 × 6,566.00
  4. Step 4: Simplify right side
    11,871.29x = 107,569,612.70
  5. Step 5: Solve for x
    x = 107,569,612.70/11,871.29
  6. Step 6: Final answer
    x = 9,061.32

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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.