Home / 10,961.17-15,126.07-6,246.97

Finding the Fourth Proportional to 10,961.17, 15,126.07 and 6,246.97

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Solution

The fourth proportional to 10,961.17, 15,126.07 and 6,246.97 is: 8,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.17 : 15,126.07 = 6,246.97 : x
  2. Step 2: Convert to fraction form
    10,961.17/15,126.07 = 6,246.97/x
  3. Step 3: Cross multiply
    10,961.17x = 15,126.07 × 6,246.97
  4. Step 4: Simplify right side
    10,961.17x = 94,492,105.51
  5. Step 5: Solve for x
    x = 94,492,105.51/10,961.17
  6. Step 6: Final answer
    x = 8,620.62

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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.