Home / 2,320.08-3,481.48-933.20

Finding the Fourth Proportional to 2,320.08, 3,481.48 and 933.20

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Solution

The fourth proportional to 2,320.08, 3,481.48 and 933.20 is: 1,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.08 : 3,481.48 = 933.20 : x
  2. Step 2: Convert to fraction form
    2,320.08/3,481.48 = 933.20/x
  3. Step 3: Cross multiply
    2,320.08x = 3,481.48 × 933.20
  4. Step 4: Simplify right side
    2,320.08x = 3,248,917.14
  5. Step 5: Solve for x
    x = 3,248,917.14/2,320.08
  6. Step 6: Final answer
    x = 1,400.35

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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.