Home / 1,729.32-2,595.37-908.08

Finding the Fourth Proportional to 1,729.32, 2,595.37 and 908.08

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Solution

The fourth proportional to 1,729.32, 2,595.37 and 908.08 is: 1,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.32 : 2,595.37 = 908.08 : x
  2. Step 2: Convert to fraction form
    1,729.32/2,595.37 = 908.08/x
  3. Step 3: Cross multiply
    1,729.32x = 2,595.37 × 908.08
  4. Step 4: Simplify right side
    1,729.32x = 2,356,801.32
  5. Step 5: Solve for x
    x = 2,356,801.32/1,729.32
  6. Step 6: Final answer
    x = 1,362.85

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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.