Home / 3,275.26-4,519.16-1,948.71

Finding the Fourth Proportional to 3,275.26, 4,519.16 and 1,948.71

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Solution

The fourth proportional to 3,275.26, 4,519.16 and 1,948.71 is: 2,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.26 : 4,519.16 = 1,948.71 : x
  2. Step 2: Convert to fraction form
    3,275.26/4,519.16 = 1,948.71/x
  3. Step 3: Cross multiply
    3,275.26x = 4,519.16 × 1,948.71
  4. Step 4: Simplify right side
    3,275.26x = 8,806,520.99
  5. Step 5: Solve for x
    x = 8,806,520.99/3,275.26
  6. Step 6: Final answer
    x = 2,688.80

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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.