Home / 11,097.75-16,642.29-4,772.04

Finding the Fourth Proportional to 11,097.75, 16,642.29 and 4,772.04

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Solution

The fourth proportional to 11,097.75, 16,642.29 and 4,772.04 is: 7,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.75 : 16,642.29 = 4,772.04 : x
  2. Step 2: Convert to fraction form
    11,097.75/16,642.29 = 4,772.04/x
  3. Step 3: Cross multiply
    11,097.75x = 16,642.29 × 4,772.04
  4. Step 4: Simplify right side
    11,097.75x = 79,417,673.57
  5. Step 5: Solve for x
    x = 79,417,673.57/11,097.75
  6. Step 6: Final answer
    x = 7,156.20

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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.