Home / 5,057.54-6,980.58-3,286.07

Finding the Fourth Proportional to 5,057.54, 6,980.58 and 3,286.07

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Solution

The fourth proportional to 5,057.54, 6,980.58 and 3,286.07 is: 4,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.54 : 6,980.58 = 3,286.07 : x
  2. Step 2: Convert to fraction form
    5,057.54/6,980.58 = 3,286.07/x
  3. Step 3: Cross multiply
    5,057.54x = 6,980.58 × 3,286.07
  4. Step 4: Simplify right side
    5,057.54x = 22,938,665.79
  5. Step 5: Solve for x
    x = 22,938,665.79/5,057.54
  6. Step 6: Final answer
    x = 4,535.54

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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.