Home / 3,310.68-4,568.46-1,913.16

Finding the Fourth Proportional to 3,310.68, 4,568.46 and 1,913.16

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Solution

The fourth proportional to 3,310.68, 4,568.46 and 1,913.16 is: 2,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.68 : 4,568.46 = 1,913.16 : x
  2. Step 2: Convert to fraction form
    3,310.68/4,568.46 = 1,913.16/x
  3. Step 3: Cross multiply
    3,310.68x = 4,568.46 × 1,913.16
  4. Step 4: Simplify right side
    3,310.68x = 8,740,194.93
  5. Step 5: Solve for x
    x = 8,740,194.93/3,310.68
  6. Step 6: Final answer
    x = 2,640.00

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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.