Home / 4,897.20-6,758.27-2,772.30

Finding the Fourth Proportional to 4,897.20, 6,758.27 and 2,772.30

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Solution

The fourth proportional to 4,897.20, 6,758.27 and 2,772.30 is: 3,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.20 : 6,758.27 = 2,772.30 : x
  2. Step 2: Convert to fraction form
    4,897.20/6,758.27 = 2,772.30/x
  3. Step 3: Cross multiply
    4,897.20x = 6,758.27 × 2,772.30
  4. Step 4: Simplify right side
    4,897.20x = 18,735,951.92
  5. Step 5: Solve for x
    x = 18,735,951.92/4,897.20
  6. Step 6: Final answer
    x = 3,825.85

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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.