Home / 10,934.22-15,083.19-7,579.02

Finding the Fourth Proportional to 10,934.22, 15,083.19 and 7,579.02

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Solution

The fourth proportional to 10,934.22, 15,083.19 and 7,579.02 is: 10,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.22 : 15,083.19 = 7,579.02 : x
  2. Step 2: Convert to fraction form
    10,934.22/15,083.19 = 7,579.02/x
  3. Step 3: Cross multiply
    10,934.22x = 15,083.19 × 7,579.02
  4. Step 4: Simplify right side
    10,934.22x = 114,315,798.67
  5. Step 5: Solve for x
    x = 114,315,798.67/10,934.22
  6. Step 6: Final answer
    x = 10,454.87

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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.