Home / 4,649.03-6,412.62-2,759.21

Finding the Fourth Proportional to 4,649.03, 6,412.62 and 2,759.21

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Solution

The fourth proportional to 4,649.03, 6,412.62 and 2,759.21 is: 3,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.03 : 6,412.62 = 2,759.21 : x
  2. Step 2: Convert to fraction form
    4,649.03/6,412.62 = 2,759.21/x
  3. Step 3: Cross multiply
    4,649.03x = 6,412.62 × 2,759.21
  4. Step 4: Simplify right side
    4,649.03x = 17,693,765.23
  5. Step 5: Solve for x
    x = 17,693,765.23/4,649.03
  6. Step 6: Final answer
    x = 3,805.90

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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.