Home / 3,275.43-4,903.48-2,162.80

Finding the Fourth Proportional to 3,275.43, 4,903.48 and 2,162.80

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Solution

The fourth proportional to 3,275.43, 4,903.48 and 2,162.80 is: 3,237.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.43 : 4,903.48 = 2,162.80 : x
  2. Step 2: Convert to fraction form
    3,275.43/4,903.48 = 2,162.80/x
  3. Step 3: Cross multiply
    3,275.43x = 4,903.48 × 2,162.80
  4. Step 4: Simplify right side
    3,275.43x = 10,605,211.21
  5. Step 5: Solve for x
    x = 10,605,211.21/3,275.43
  6. Step 6: Final answer
    x = 3,237.81

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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.