Home / 1,695.64-2,338.92-1,073.56

Finding the Fourth Proportional to 1,695.64, 2,338.92 and 1,073.56

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Solution

The fourth proportional to 1,695.64, 2,338.92 and 1,073.56 is: 1,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.64 : 2,338.92 = 1,073.56 : x
  2. Step 2: Convert to fraction form
    1,695.64/2,338.92 = 1,073.56/x
  3. Step 3: Cross multiply
    1,695.64x = 2,338.92 × 1,073.56
  4. Step 4: Simplify right side
    1,695.64x = 2,510,970.96
  5. Step 5: Solve for x
    x = 2,510,970.96/1,695.64
  6. Step 6: Final answer
    x = 1,480.84

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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.