Home / 11,927.65-17,890.90-4,531.53

Finding the Fourth Proportional to 11,927.65, 17,890.90 and 4,531.53

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Solution

The fourth proportional to 11,927.65, 17,890.90 and 4,531.53 is: 6,797.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.65 : 17,890.90 = 4,531.53 : x
  2. Step 2: Convert to fraction form
    11,927.65/17,890.90 = 4,531.53/x
  3. Step 3: Cross multiply
    11,927.65x = 17,890.90 × 4,531.53
  4. Step 4: Simplify right side
    11,927.65x = 81,073,150.08
  5. Step 5: Solve for x
    x = 81,073,150.08/11,927.65
  6. Step 6: Final answer
    x = 6,797.08

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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.