Home / 11,424.10-15,767.04-6,949.26

Finding the Fourth Proportional to 11,424.10, 15,767.04 and 6,949.26

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Solution

The fourth proportional to 11,424.10, 15,767.04 and 6,949.26 is: 9,591.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.10 : 15,767.04 = 6,949.26 : x
  2. Step 2: Convert to fraction form
    11,424.10/15,767.04 = 6,949.26/x
  3. Step 3: Cross multiply
    11,424.10x = 15,767.04 × 6,949.26
  4. Step 4: Simplify right side
    11,424.10x = 109,569,260.39
  5. Step 5: Solve for x
    x = 109,569,260.39/11,424.10
  6. Step 6: Final answer
    x = 9,591.06

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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.