Home / 4,321.61-5,963.88-2,528.68

Finding the Fourth Proportional to 4,321.61, 5,963.88 and 2,528.68

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Solution

The fourth proportional to 4,321.61, 5,963.88 and 2,528.68 is: 3,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.61 : 5,963.88 = 2,528.68 : x
  2. Step 2: Convert to fraction form
    4,321.61/5,963.88 = 2,528.68/x
  3. Step 3: Cross multiply
    4,321.61x = 5,963.88 × 2,528.68
  4. Step 4: Simplify right side
    4,321.61x = 15,080,716.69
  5. Step 5: Solve for x
    x = 15,080,716.69/4,321.61
  6. Step 6: Final answer
    x = 3,489.61

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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.