Home / 6,411.35-9,618.08-2,250.25

Finding the Fourth Proportional to 6,411.35, 9,618.08 and 2,250.25

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Solution

The fourth proportional to 6,411.35, 9,618.08 and 2,250.25 is: 3,375.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.35 : 9,618.08 = 2,250.25 : x
  2. Step 2: Convert to fraction form
    6,411.35/9,618.08 = 2,250.25/x
  3. Step 3: Cross multiply
    6,411.35x = 9,618.08 × 2,250.25
  4. Step 4: Simplify right side
    6,411.35x = 21,643,049.22
  5. Step 5: Solve for x
    x = 21,643,049.22/6,411.35
  6. Step 6: Final answer
    x = 3,375.74

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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.