Home / 3,403.28-4,681.95-3,257.48

Finding the Fourth Proportional to 3,403.28, 4,681.95 and 3,257.48

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Solution

The fourth proportional to 3,403.28, 4,681.95 and 3,257.48 is: 4,481.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.28 : 4,681.95 = 3,257.48 : x
  2. Step 2: Convert to fraction form
    3,403.28/4,681.95 = 3,257.48/x
  3. Step 3: Cross multiply
    3,403.28x = 4,681.95 × 3,257.48
  4. Step 4: Simplify right side
    3,403.28x = 15,251,362.05
  5. Step 5: Solve for x
    x = 15,251,362.05/3,403.28
  6. Step 6: Final answer
    x = 4,481.37

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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.