Home / 2,695.14-3,717.67-1,645.38

Finding the Fourth Proportional to 2,695.14, 3,717.67 and 1,645.38

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Solution

The fourth proportional to 2,695.14, 3,717.67 and 1,645.38 is: 2,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.14 : 3,717.67 = 1,645.38 : x
  2. Step 2: Convert to fraction form
    2,695.14/3,717.67 = 1,645.38/x
  3. Step 3: Cross multiply
    2,695.14x = 3,717.67 × 1,645.38
  4. Step 4: Simplify right side
    2,695.14x = 6,116,979.86
  5. Step 5: Solve for x
    x = 6,116,979.86/2,695.14
  6. Step 6: Final answer
    x = 2,269.63

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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.