Home / 4,682.36-7,023.54-2,631.80

Finding the Fourth Proportional to 4,682.36, 7,023.54 and 2,631.80

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Solution

The fourth proportional to 4,682.36, 7,023.54 and 2,631.80 is: 3,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.36 : 7,023.54 = 2,631.80 : x
  2. Step 2: Convert to fraction form
    4,682.36/7,023.54 = 2,631.80/x
  3. Step 3: Cross multiply
    4,682.36x = 7,023.54 × 2,631.80
  4. Step 4: Simplify right side
    4,682.36x = 18,484,552.57
  5. Step 5: Solve for x
    x = 18,484,552.57/4,682.36
  6. Step 6: Final answer
    x = 3,947.70

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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.