Home / 2,288.13-3,430.09-1,193.23

Finding the Fourth Proportional to 2,288.13, 3,430.09 and 1,193.23

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Solution

The fourth proportional to 2,288.13, 3,430.09 and 1,193.23 is: 1,788.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.13 : 3,430.09 = 1,193.23 : x
  2. Step 2: Convert to fraction form
    2,288.13/3,430.09 = 1,193.23/x
  3. Step 3: Cross multiply
    2,288.13x = 3,430.09 × 1,193.23
  4. Step 4: Simplify right side
    2,288.13x = 4,092,886.29
  5. Step 5: Solve for x
    x = 4,092,886.29/2,288.13
  6. Step 6: Final answer
    x = 1,788.75

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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.