Home / 3,814.56-5,722.28-1,348.84

Finding the Fourth Proportional to 3,814.56, 5,722.28 and 1,348.84

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Solution

The fourth proportional to 3,814.56, 5,722.28 and 1,348.84 is: 2,023.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.56 : 5,722.28 = 1,348.84 : x
  2. Step 2: Convert to fraction form
    3,814.56/5,722.28 = 1,348.84/x
  3. Step 3: Cross multiply
    3,814.56x = 5,722.28 × 1,348.84
  4. Step 4: Simplify right side
    3,814.56x = 7,718,440.16
  5. Step 5: Solve for x
    x = 7,718,440.16/3,814.56
  6. Step 6: Final answer
    x = 2,023.42

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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.