Home / 4,963.92-7,446.36-1,406.05

Finding the Fourth Proportional to 4,963.92, 7,446.36 and 1,406.05

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Solution

The fourth proportional to 4,963.92, 7,446.36 and 1,406.05 is: 2,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963.92 : 7,446.36 = 1,406.05 : x
  2. Step 2: Convert to fraction form
    4,963.92/7,446.36 = 1,406.05/x
  3. Step 3: Cross multiply
    4,963.92x = 7,446.36 × 1,406.05
  4. Step 4: Simplify right side
    4,963.92x = 10,469,954.48
  5. Step 5: Solve for x
    x = 10,469,954.48/4,963.92
  6. Step 6: Final answer
    x = 2,109.21

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1.5x scale

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.