Home / 3,019.95-4,167.14-1,743.75

Finding the Fourth Proportional to 3,019.95, 4,167.14 and 1,743.75

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Solution

The fourth proportional to 3,019.95, 4,167.14 and 1,743.75 is: 2,406.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.95 : 4,167.14 = 1,743.75 : x
  2. Step 2: Convert to fraction form
    3,019.95/4,167.14 = 1,743.75/x
  3. Step 3: Cross multiply
    3,019.95x = 4,167.14 × 1,743.75
  4. Step 4: Simplify right side
    3,019.95x = 7,266,441.66
  5. Step 5: Solve for x
    x = 7,266,441.66/3,019.95
  6. Step 6: Final answer
    x = 2,406.15

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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.