Home / 1,604.14-2,211.48-1,248.96

Finding the Fourth Proportional to 1,604.14, 2,211.48 and 1,248.96

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Solution

The fourth proportional to 1,604.14, 2,211.48 and 1,248.96 is: 1,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.14 : 2,211.48 = 1,248.96 : x
  2. Step 2: Convert to fraction form
    1,604.14/2,211.48 = 1,248.96/x
  3. Step 3: Cross multiply
    1,604.14x = 2,211.48 × 1,248.96
  4. Step 4: Simplify right side
    1,604.14x = 2,762,050.06
  5. Step 5: Solve for x
    x = 2,762,050.06/1,604.14
  6. Step 6: Final answer
    x = 1,721.83

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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.