Home / 4,121.48-6,180.55-2,559.17

Finding the Fourth Proportional to 4,121.48, 6,180.55 and 2,559.17

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Solution

The fourth proportional to 4,121.48, 6,180.55 and 2,559.17 is: 3,837.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.48 : 6,180.55 = 2,559.17 : x
  2. Step 2: Convert to fraction form
    4,121.48/6,180.55 = 2,559.17/x
  3. Step 3: Cross multiply
    4,121.48x = 6,180.55 × 2,559.17
  4. Step 4: Simplify right side
    4,121.48x = 15,817,040.84
  5. Step 5: Solve for x
    x = 15,817,040.84/4,121.48
  6. Step 6: Final answer
    x = 3,837.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.