Home / 3,034.43-4,187.81-1,856.69

Finding the Fourth Proportional to 3,034.43, 4,187.81 and 1,856.69

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Solution

The fourth proportional to 3,034.43, 4,187.81 and 1,856.69 is: 2,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.43 : 4,187.81 = 1,856.69 : x
  2. Step 2: Convert to fraction form
    3,034.43/4,187.81 = 1,856.69/x
  3. Step 3: Cross multiply
    3,034.43x = 4,187.81 × 1,856.69
  4. Step 4: Simplify right side
    3,034.43x = 7,775,464.95
  5. Step 5: Solve for x
    x = 7,775,464.95/3,034.43
  6. Step 6: Final answer
    x = 2,562.41

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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.