Home / 4,780.25-6,593.89-3,008.78

Finding the Fourth Proportional to 4,780.25, 6,593.89 and 3,008.78

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Solution

The fourth proportional to 4,780.25, 6,593.89 and 3,008.78 is: 4,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.25 : 6,593.89 = 3,008.78 : x
  2. Step 2: Convert to fraction form
    4,780.25/6,593.89 = 3,008.78/x
  3. Step 3: Cross multiply
    4,780.25x = 6,593.89 × 3,008.78
  4. Step 4: Simplify right side
    4,780.25x = 19,839,549.31
  5. Step 5: Solve for x
    x = 19,839,549.31/4,780.25
  6. Step 6: Final answer
    x = 4,150.32

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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.