Home / 4,286.52-6,422.49-2,551.50

Finding the Fourth Proportional to 4,286.52, 6,422.49 and 2,551.50

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Solution

The fourth proportional to 4,286.52, 6,422.49 and 2,551.50 is: 3,822.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.52 : 6,422.49 = 2,551.50 : x
  2. Step 2: Convert to fraction form
    4,286.52/6,422.49 = 2,551.50/x
  3. Step 3: Cross multiply
    4,286.52x = 6,422.49 × 2,551.50
  4. Step 4: Simplify right side
    4,286.52x = 16,386,983.24
  5. Step 5: Solve for x
    x = 16,386,983.24/4,286.52
  6. Step 6: Final answer
    x = 3,822.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.