Home / 4,151.30-6,224.78-1,959.44

Finding the Fourth Proportional to 4,151.30, 6,224.78 and 1,959.44

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Solution

The fourth proportional to 4,151.30, 6,224.78 and 1,959.44 is: 2,938.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.30 : 6,224.78 = 1,959.44 : x
  2. Step 2: Convert to fraction form
    4,151.30/6,224.78 = 1,959.44/x
  3. Step 3: Cross multiply
    4,151.30x = 6,224.78 × 1,959.44
  4. Step 4: Simplify right side
    4,151.30x = 12,197,056.70
  5. Step 5: Solve for x
    x = 12,197,056.70/4,151.30
  6. Step 6: Final answer
    x = 2,938.13

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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.