Home / 4,140.39-5,712.08-2,546.54

Finding the Fourth Proportional to 4,140.39, 5,712.08 and 2,546.54

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Solution

The fourth proportional to 4,140.39, 5,712.08 and 2,546.54 is: 3,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.39 : 5,712.08 = 2,546.54 : x
  2. Step 2: Convert to fraction form
    4,140.39/5,712.08 = 2,546.54/x
  3. Step 3: Cross multiply
    4,140.39x = 5,712.08 × 2,546.54
  4. Step 4: Simplify right side
    4,140.39x = 14,545,998.91
  5. Step 5: Solve for x
    x = 14,545,998.91/4,140.39
  6. Step 6: Final answer
    x = 3,513.20

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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.