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Finding the Fourth Proportional to 3,575.62, 4,934.55 and 2,003.68

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Solution

The fourth proportional to 3,575.62, 4,934.55 and 2,003.68 is: 2,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.62 : 4,934.55 = 2,003.68 : x
  2. Step 2: Convert to fraction form
    3,575.62/4,934.55 = 2,003.68/x
  3. Step 3: Cross multiply
    3,575.62x = 4,934.55 × 2,003.68
  4. Step 4: Simplify right side
    3,575.62x = 9,887,259.14
  5. Step 5: Solve for x
    x = 9,887,259.14/3,575.62
  6. Step 6: Final answer
    x = 2,765.19

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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.