Home / 2,182.11-3,278.63-2,050.89

Finding the Fourth Proportional to 2,182.11, 3,278.63 and 2,050.89

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Solution

The fourth proportional to 2,182.11, 3,278.63 and 2,050.89 is: 3,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.11 : 3,278.63 = 2,050.89 : x
  2. Step 2: Convert to fraction form
    2,182.11/3,278.63 = 2,050.89/x
  3. Step 3: Cross multiply
    2,182.11x = 3,278.63 × 2,050.89
  4. Step 4: Simplify right side
    2,182.11x = 6,724,082.83
  5. Step 5: Solve for x
    x = 6,724,082.83/2,182.11
  6. Step 6: Final answer
    x = 3,081.47

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1.5x scale

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.