Home / 4,251.54-5,865.48-3,135.14

Finding the Fourth Proportional to 4,251.54, 5,865.48 and 3,135.14

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Solution

The fourth proportional to 4,251.54, 5,865.48 and 3,135.14 is: 4,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.54 : 5,865.48 = 3,135.14 : x
  2. Step 2: Convert to fraction form
    4,251.54/5,865.48 = 3,135.14/x
  3. Step 3: Cross multiply
    4,251.54x = 5,865.48 × 3,135.14
  4. Step 4: Simplify right side
    4,251.54x = 18,389,071.64
  5. Step 5: Solve for x
    x = 18,389,071.64/4,251.54
  6. Step 6: Final answer
    x = 4,325.27

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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.