Home / 3,135.57-4,321.84-2,504.08

Finding the Fourth Proportional to 3,135.57, 4,321.84 and 2,504.08

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Solution

The fourth proportional to 3,135.57, 4,321.84 and 2,504.08 is: 3,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.57 : 4,321.84 = 2,504.08 : x
  2. Step 2: Convert to fraction form
    3,135.57/4,321.84 = 2,504.08/x
  3. Step 3: Cross multiply
    3,135.57x = 4,321.84 × 2,504.08
  4. Step 4: Simplify right side
    3,135.57x = 10,822,233.11
  5. Step 5: Solve for x
    x = 10,822,233.11/3,135.57
  6. Step 6: Final answer
    x = 3,451.44

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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.