Home / 4,482.78-6,734.49-2,822.07

Finding the Fourth Proportional to 4,482.78, 6,734.49 and 2,822.07

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Solution

The fourth proportional to 4,482.78, 6,734.49 and 2,822.07 is: 4,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.78 : 6,734.49 = 2,822.07 : x
  2. Step 2: Convert to fraction form
    4,482.78/6,734.49 = 2,822.07/x
  3. Step 3: Cross multiply
    4,482.78x = 6,734.49 × 2,822.07
  4. Step 4: Simplify right side
    4,482.78x = 19,005,202.19
  5. Step 5: Solve for x
    x = 19,005,202.19/4,482.78
  6. Step 6: Final answer
    x = 4,239.60

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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.