Home / 2,951.77-4,428.27-2,468.20

Finding the Fourth Proportional to 2,951.77, 4,428.27 and 2,468.20

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Solution

The fourth proportional to 2,951.77, 4,428.27 and 2,468.20 is: 3,702.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.77 : 4,428.27 = 2,468.20 : x
  2. Step 2: Convert to fraction form
    2,951.77/4,428.27 = 2,468.20/x
  3. Step 3: Cross multiply
    2,951.77x = 4,428.27 × 2,468.20
  4. Step 4: Simplify right side
    2,951.77x = 10,929,856.01
  5. Step 5: Solve for x
    x = 10,929,856.01/2,951.77
  6. Step 6: Final answer
    x = 3,702.81

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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.