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Finding the Fourth Proportional to 6,568.74, 9,892.44 and 5,535.18

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Solution

The fourth proportional to 6,568.74, 9,892.44 and 5,535.18 is: 8,335.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,568.74 : 9,892.44 = 5,535.18 : x
  2. Step 2: Convert to fraction form
    6,568.74/9,892.44 = 5,535.18/x
  3. Step 3: Cross multiply
    6,568.74x = 9,892.44 × 5,535.18
  4. Step 4: Simplify right side
    6,568.74x = 54,756,436.04
  5. Step 5: Solve for x
    x = 54,756,436.04/6,568.74
  6. Step 6: Final answer
    x = 8,335.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.