Home / 3,024.54-4,172.85-1,963.10

Finding the Fourth Proportional to 3,024.54, 4,172.85 and 1,963.10

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Solution

The fourth proportional to 3,024.54, 4,172.85 and 1,963.10 is: 2,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,024.54 : 4,172.85 = 1,963.10 : x
  2. Step 2: Convert to fraction form
    3,024.54/4,172.85 = 1,963.10/x
  3. Step 3: Cross multiply
    3,024.54x = 4,172.85 × 1,963.10
  4. Step 4: Simplify right side
    3,024.54x = 8,191,732.27
  5. Step 5: Solve for x
    x = 8,191,732.27/3,024.54
  6. Step 6: Final answer
    x = 2,708.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.