Home / 11,566.65-17,322.01-6,621.31

Finding the Fourth Proportional to 11,566.65, 17,322.01 and 6,621.31

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Solution

The fourth proportional to 11,566.65, 17,322.01 and 6,621.31 is: 9,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.65 : 17,322.01 = 6,621.31 : x
  2. Step 2: Convert to fraction form
    11,566.65/17,322.01 = 6,621.31/x
  3. Step 3: Cross multiply
    11,566.65x = 17,322.01 × 6,621.31
  4. Step 4: Simplify right side
    11,566.65x = 114,694,398.03
  5. Step 5: Solve for x
    x = 114,694,398.03/11,566.65
  6. Step 6: Final answer
    x = 9,915.96

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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.