Home / 7,380.03-10,184.31-4,022.88

Finding the Fourth Proportional to 7,380.03, 10,184.31 and 4,022.88

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Solution

The fourth proportional to 7,380.03, 10,184.31 and 4,022.88 is: 5,551.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.03 : 10,184.31 = 4,022.88 : x
  2. Step 2: Convert to fraction form
    7,380.03/10,184.31 = 4,022.88/x
  3. Step 3: Cross multiply
    7,380.03x = 10,184.31 × 4,022.88
  4. Step 4: Simplify right side
    7,380.03x = 40,970,257.01
  5. Step 5: Solve for x
    x = 40,970,257.01/7,380.03
  6. Step 6: Final answer
    x = 5,551.50

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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.