Home / 3,020.95-4,527.78-2,197.18

Finding the Fourth Proportional to 3,020.95, 4,527.78 and 2,197.18

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Solution

The fourth proportional to 3,020.95, 4,527.78 and 2,197.18 is: 3,293.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.95 : 4,527.78 = 2,197.18 : x
  2. Step 2: Convert to fraction form
    3,020.95/4,527.78 = 2,197.18/x
  3. Step 3: Cross multiply
    3,020.95x = 4,527.78 × 2,197.18
  4. Step 4: Simplify right side
    3,020.95x = 9,948,347.66
  5. Step 5: Solve for x
    x = 9,948,347.66/3,020.95
  6. Step 6: Final answer
    x = 3,293.12

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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.