Home / 2,633.05-3,948.36-1,537.75

Finding the Fourth Proportional to 2,633.05, 3,948.36 and 1,537.75

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Solution

The fourth proportional to 2,633.05, 3,948.36 and 1,537.75 is: 2,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.05 : 3,948.36 = 1,537.75 : x
  2. Step 2: Convert to fraction form
    2,633.05/3,948.36 = 1,537.75/x
  3. Step 3: Cross multiply
    2,633.05x = 3,948.36 × 1,537.75
  4. Step 4: Simplify right side
    2,633.05x = 6,071,590.59
  5. Step 5: Solve for x
    x = 6,071,590.59/2,633.05
  6. Step 6: Final answer
    x = 2,305.92

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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.