Home / 4,680.75-7,022.28-1,393.83

Finding the Fourth Proportional to 4,680.75, 7,022.28 and 1,393.83

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Solution

The fourth proportional to 4,680.75, 7,022.28 and 1,393.83 is: 2,091.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.75 : 7,022.28 = 1,393.83 : x
  2. Step 2: Convert to fraction form
    4,680.75/7,022.28 = 1,393.83/x
  3. Step 3: Cross multiply
    4,680.75x = 7,022.28 × 1,393.83
  4. Step 4: Simplify right side
    4,680.75x = 9,787,864.53
  5. Step 5: Solve for x
    x = 9,787,864.53/4,680.75
  6. Step 6: Final answer
    x = 2,091.09

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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.