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Finding the Fourth Proportional to 6,482.26, 8,944.78 and 3,649.42

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Solution

The fourth proportional to 6,482.26, 8,944.78 and 3,649.42 is: 5,035.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,482.26 : 8,944.78 = 3,649.42 : x
  2. Step 2: Convert to fraction form
    6,482.26/8,944.78 = 3,649.42/x
  3. Step 3: Cross multiply
    6,482.26x = 8,944.78 × 3,649.42
  4. Step 4: Simplify right side
    6,482.26x = 32,643,196.06
  5. Step 5: Solve for x
    x = 32,643,196.06/6,482.26
  6. Step 6: Final answer
    x = 5,035.78

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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.