Home / 4,356.82-6,519.08-2,602.78

Finding the Fourth Proportional to 4,356.82, 6,519.08 and 2,602.78

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Solution

The fourth proportional to 4,356.82, 6,519.08 and 2,602.78 is: 3,894.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.82 : 6,519.08 = 2,602.78 : x
  2. Step 2: Convert to fraction form
    4,356.82/6,519.08 = 2,602.78/x
  3. Step 3: Cross multiply
    4,356.82x = 6,519.08 × 2,602.78
  4. Step 4: Simplify right side
    4,356.82x = 16,967,730.42
  5. Step 5: Solve for x
    x = 16,967,730.42/4,356.82
  6. Step 6: Final answer
    x = 3,894.52

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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.