Home / 3,270.23-4,904.55-2,291.80

Finding the Fourth Proportional to 3,270.23, 4,904.55 and 2,291.80

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Solution

The fourth proportional to 3,270.23, 4,904.55 and 2,291.80 is: 3,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.23 : 4,904.55 = 2,291.80 : x
  2. Step 2: Convert to fraction form
    3,270.23/4,904.55 = 2,291.80/x
  3. Step 3: Cross multiply
    3,270.23x = 4,904.55 × 2,291.80
  4. Step 4: Simplify right side
    3,270.23x = 11,240,247.69
  5. Step 5: Solve for x
    x = 11,240,247.69/3,270.23
  6. Step 6: Final answer
    x = 3,437.14

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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.