Home / 3,022.98-4,532.04-1,378.68

Finding the Fourth Proportional to 3,022.98, 4,532.04 and 1,378.68

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Solution

The fourth proportional to 3,022.98, 4,532.04 and 1,378.68 is: 2,066.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.98 : 4,532.04 = 1,378.68 : x
  2. Step 2: Convert to fraction form
    3,022.98/4,532.04 = 1,378.68/x
  3. Step 3: Cross multiply
    3,022.98x = 4,532.04 × 1,378.68
  4. Step 4: Simplify right side
    3,022.98x = 6,248,232.91
  5. Step 5: Solve for x
    x = 6,248,232.91/3,022.98
  6. Step 6: Final answer
    x = 2,066.91

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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.