Home / 3,633.61-5,014.38-2,308.65

Finding the Fourth Proportional to 3,633.61, 5,014.38 and 2,308.65

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Solution

The fourth proportional to 3,633.61, 5,014.38 and 2,308.65 is: 3,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.61 : 5,014.38 = 2,308.65 : x
  2. Step 2: Convert to fraction form
    3,633.61/5,014.38 = 2,308.65/x
  3. Step 3: Cross multiply
    3,633.61x = 5,014.38 × 2,308.65
  4. Step 4: Simplify right side
    3,633.61x = 11,576,459.95
  5. Step 5: Solve for x
    x = 11,576,459.95/3,633.61
  6. Step 6: Final answer
    x = 3,185.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.