Home / 4,579.90-6,868.46-1,947.34

Finding the Fourth Proportional to 4,579.90, 6,868.46 and 1,947.34

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Solution

The fourth proportional to 4,579.90, 6,868.46 and 1,947.34 is: 2,920.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.90 : 6,868.46 = 1,947.34 : x
  2. Step 2: Convert to fraction form
    4,579.90/6,868.46 = 1,947.34/x
  3. Step 3: Cross multiply
    4,579.90x = 6,868.46 × 1,947.34
  4. Step 4: Simplify right side
    4,579.90x = 13,375,226.90
  5. Step 5: Solve for x
    x = 13,375,226.90/4,579.90
  6. Step 6: Final answer
    x = 2,920.42

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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.