Home / 6,411.36-9,618.11-2,250.30

Finding the Fourth Proportional to 6,411.36, 9,618.11 and 2,250.30

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Solution

The fourth proportional to 6,411.36, 9,618.11 and 2,250.30 is: 3,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.36 : 9,618.11 = 2,250.30 : x
  2. Step 2: Convert to fraction form
    6,411.36/9,618.11 = 2,250.30/x
  3. Step 3: Cross multiply
    6,411.36x = 9,618.11 × 2,250.30
  4. Step 4: Simplify right side
    6,411.36x = 21,643,621.68
  5. Step 5: Solve for x
    x = 21,643,621.68/6,411.36
  6. Step 6: Final answer
    x = 3,375.82

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1.5x scale

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.