Home / 3,218.95-4,444.66-2,471.73

Finding the Fourth Proportional to 3,218.95, 4,444.66 and 2,471.73

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Solution

The fourth proportional to 3,218.95, 4,444.66 and 2,471.73 is: 3,412.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.95 : 4,444.66 = 2,471.73 : x
  2. Step 2: Convert to fraction form
    3,218.95/4,444.66 = 2,471.73/x
  3. Step 3: Cross multiply
    3,218.95x = 4,444.66 × 2,471.73
  4. Step 4: Simplify right side
    3,218.95x = 10,985,985.88
  5. Step 5: Solve for x
    x = 10,985,985.88/3,218.95
  6. Step 6: Final answer
    x = 3,412.91

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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.