Home / 3,019.95-4,167.58-2,262.39

Finding the Fourth Proportional to 3,019.95, 4,167.58 and 2,262.39

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Solution

The fourth proportional to 3,019.95, 4,167.58 and 2,262.39 is: 3,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.95 : 4,167.58 = 2,262.39 : x
  2. Step 2: Convert to fraction form
    3,019.95/4,167.58 = 2,262.39/x
  3. Step 3: Cross multiply
    3,019.95x = 4,167.58 × 2,262.39
  4. Step 4: Simplify right side
    3,019.95x = 9,428,680.00
  5. Step 5: Solve for x
    x = 9,428,680.00/3,019.95
  6. Step 6: Final answer
    x = 3,122.13

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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.