Home / 5,318.28-7,974.59-2,029.48

Finding the Fourth Proportional to 5,318.28, 7,974.59 and 2,029.48

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Solution

The fourth proportional to 5,318.28, 7,974.59 and 2,029.48 is: 3,043.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.28 : 7,974.59 = 2,029.48 : x
  2. Step 2: Convert to fraction form
    5,318.28/7,974.59 = 2,029.48/x
  3. Step 3: Cross multiply
    5,318.28x = 7,974.59 × 2,029.48
  4. Step 4: Simplify right side
    5,318.28x = 16,184,240.83
  5. Step 5: Solve for x
    x = 16,184,240.83/5,318.28
  6. Step 6: Final answer
    x = 3,043.13

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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.