Home / 3,903.94-5,387.54-2,332.95

Finding the Fourth Proportional to 3,903.94, 5,387.54 and 2,332.95

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Solution

The fourth proportional to 3,903.94, 5,387.54 and 2,332.95 is: 3,219.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.94 : 5,387.54 = 2,332.95 : x
  2. Step 2: Convert to fraction form
    3,903.94/5,387.54 = 2,332.95/x
  3. Step 3: Cross multiply
    3,903.94x = 5,387.54 × 2,332.95
  4. Step 4: Simplify right side
    3,903.94x = 12,568,861.44
  5. Step 5: Solve for x
    x = 12,568,861.44/3,903.94
  6. Step 6: Final answer
    x = 3,219.53

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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.