Home / 4,719.78-7,083.32-3,330.14

Finding the Fourth Proportional to 4,719.78, 7,083.32 and 3,330.14

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Solution

The fourth proportional to 4,719.78, 7,083.32 and 3,330.14 is: 4,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.78 : 7,083.32 = 3,330.14 : x
  2. Step 2: Convert to fraction form
    4,719.78/7,083.32 = 3,330.14/x
  3. Step 3: Cross multiply
    4,719.78x = 7,083.32 × 3,330.14
  4. Step 4: Simplify right side
    4,719.78x = 23,588,395.20
  5. Step 5: Solve for x
    x = 23,588,395.20/4,719.78
  6. Step 6: Final answer
    x = 4,997.77

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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.