Home / 2,235.33-3,354.08-1,690.88

Finding the Fourth Proportional to 2,235.33, 3,354.08 and 1,690.88

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Solution

The fourth proportional to 2,235.33, 3,354.08 and 1,690.88 is: 2,537.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.33 : 3,354.08 = 1,690.88 : x
  2. Step 2: Convert to fraction form
    2,235.33/3,354.08 = 1,690.88/x
  3. Step 3: Cross multiply
    2,235.33x = 3,354.08 × 1,690.88
  4. Step 4: Simplify right side
    2,235.33x = 5,671,321.57
  5. Step 5: Solve for x
    x = 5,671,321.57/2,235.33
  6. Step 6: Final answer
    x = 2,537.13

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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.