Home / 2,291.09-3,436.36-1,354.59

Finding the Fourth Proportional to 2,291.09, 3,436.36 and 1,354.59

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Solution

The fourth proportional to 2,291.09, 3,436.36 and 1,354.59 is: 2,031.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291.09 : 3,436.36 = 1,354.59 : x
  2. Step 2: Convert to fraction form
    2,291.09/3,436.36 = 1,354.59/x
  3. Step 3: Cross multiply
    2,291.09x = 3,436.36 × 1,354.59
  4. Step 4: Simplify right side
    2,291.09x = 4,654,855.51
  5. Step 5: Solve for x
    x = 4,654,855.51/2,291.09
  6. Step 6: Final answer
    x = 2,031.73

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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.