Home / 10,949.43-15,111.12-6,234.02

Finding the Fourth Proportional to 10,949.43, 15,111.12 and 6,234.02

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Solution

The fourth proportional to 10,949.43, 15,111.12 and 6,234.02 is: 8,603.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.43 : 15,111.12 = 6,234.02 : x
  2. Step 2: Convert to fraction form
    10,949.43/15,111.12 = 6,234.02/x
  3. Step 3: Cross multiply
    10,949.43x = 15,111.12 × 6,234.02
  4. Step 4: Simplify right side
    10,949.43x = 94,202,948.75
  5. Step 5: Solve for x
    x = 94,202,948.75/10,949.43
  6. Step 6: Final answer
    x = 8,603.46

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1.5x scale

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.