Home / 2,169.45-3,252.56-1,349.73

Finding the Fourth Proportional to 2,169.45, 3,252.56 and 1,349.73

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Solution

The fourth proportional to 2,169.45, 3,252.56 and 1,349.73 is: 2,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.45 : 3,252.56 = 1,349.73 : x
  2. Step 2: Convert to fraction form
    2,169.45/3,252.56 = 1,349.73/x
  3. Step 3: Cross multiply
    2,169.45x = 3,252.56 × 1,349.73
  4. Step 4: Simplify right side
    2,169.45x = 4,390,071.06
  5. Step 5: Solve for x
    x = 4,390,071.06/2,169.45
  6. Step 6: Final answer
    x = 2,023.59

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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.