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Finding the Fourth Proportional to 6,568.84, 9,065.20 and 3,584.84

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Solution

The fourth proportional to 6,568.84, 9,065.20 and 3,584.84 is: 4,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,568.84 : 9,065.20 = 3,584.84 : x
  2. Step 2: Convert to fraction form
    6,568.84/9,065.20 = 3,584.84/x
  3. Step 3: Cross multiply
    6,568.84x = 9,065.20 × 3,584.84
  4. Step 4: Simplify right side
    6,568.84x = 32,497,291.57
  5. Step 5: Solve for x
    x = 32,497,291.57/6,568.84
  6. Step 6: Final answer
    x = 4,947.19

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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.