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Finding the Fourth Proportional to 3,568.87, 4,928.06 and 2,683.13

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Solution

The fourth proportional to 3,568.87, 4,928.06 and 2,683.13 is: 3,704.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.87 : 4,928.06 = 2,683.13 : x
  2. Step 2: Convert to fraction form
    3,568.87/4,928.06 = 2,683.13/x
  3. Step 3: Cross multiply
    3,568.87x = 4,928.06 × 2,683.13
  4. Step 4: Simplify right side
    3,568.87x = 13,222,625.63
  5. Step 5: Solve for x
    x = 13,222,625.63/3,568.87
  6. Step 6: Final answer
    x = 3,704.99

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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.