Home / 3,470.91-4,790.61-2,211.67

Finding the Fourth Proportional to 3,470.91, 4,790.61 and 2,211.67

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Solution

The fourth proportional to 3,470.91, 4,790.61 and 2,211.67 is: 3,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.91 : 4,790.61 = 2,211.67 : x
  2. Step 2: Convert to fraction form
    3,470.91/4,790.61 = 2,211.67/x
  3. Step 3: Cross multiply
    3,470.91x = 4,790.61 × 2,211.67
  4. Step 4: Simplify right side
    3,470.91x = 10,595,248.42
  5. Step 5: Solve for x
    x = 10,595,248.42/3,470.91
  6. Step 6: Final answer
    x = 3,052.59

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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.