Home / 4,554.12-6,831.42-2,608.20

Finding the Fourth Proportional to 4,554.12, 6,831.42 and 2,608.20

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Solution

The fourth proportional to 4,554.12, 6,831.42 and 2,608.20 is: 3,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.12 : 6,831.42 = 2,608.20 : x
  2. Step 2: Convert to fraction form
    4,554.12/6,831.42 = 2,608.20/x
  3. Step 3: Cross multiply
    4,554.12x = 6,831.42 × 2,608.20
  4. Step 4: Simplify right side
    4,554.12x = 17,817,709.64
  5. Step 5: Solve for x
    x = 17,817,709.64/4,554.12
  6. Step 6: Final answer
    x = 3,912.44

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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.