Home / 3,153.54-4,719.99-2,320.38

Finding the Fourth Proportional to 3,153.54, 4,719.99 and 2,320.38

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Solution

The fourth proportional to 3,153.54, 4,719.99 and 2,320.38 is: 3,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.54 : 4,719.99 = 2,320.38 : x
  2. Step 2: Convert to fraction form
    3,153.54/4,719.99 = 2,320.38/x
  3. Step 3: Cross multiply
    3,153.54x = 4,719.99 × 2,320.38
  4. Step 4: Simplify right side
    3,153.54x = 10,952,170.40
  5. Step 5: Solve for x
    x = 10,952,170.40/3,153.54
  6. Step 6: Final answer
    x = 3,472.98

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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.