Home / 4,233.87-6,349.59-2,780.73

Finding the Fourth Proportional to 4,233.87, 6,349.59 and 2,780.73

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Solution

The fourth proportional to 4,233.87, 6,349.59 and 2,780.73 is: 4,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.87 : 6,349.59 = 2,780.73 : x
  2. Step 2: Convert to fraction form
    4,233.87/6,349.59 = 2,780.73/x
  3. Step 3: Cross multiply
    4,233.87x = 6,349.59 × 2,780.73
  4. Step 4: Simplify right side
    4,233.87x = 17,656,495.40
  5. Step 5: Solve for x
    x = 17,656,495.40/4,233.87
  6. Step 6: Final answer
    x = 4,170.30

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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.