Home / 2,307.54-3,456.80-2,189.46

Finding the Fourth Proportional to 2,307.54, 3,456.80 and 2,189.46

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Solution

The fourth proportional to 2,307.54, 3,456.80 and 2,189.46 is: 3,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.54 : 3,456.80 = 2,189.46 : x
  2. Step 2: Convert to fraction form
    2,307.54/3,456.80 = 2,189.46/x
  3. Step 3: Cross multiply
    2,307.54x = 3,456.80 × 2,189.46
  4. Step 4: Simplify right side
    2,307.54x = 7,568,525.33
  5. Step 5: Solve for x
    x = 7,568,525.33/2,307.54
  6. Step 6: Final answer
    x = 3,279.91

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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.