Home / 7,550.12-11,320.01-3,845.18

Finding the Fourth Proportional to 7,550.12, 11,320.01 and 3,845.18

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Solution

The fourth proportional to 7,550.12, 11,320.01 and 3,845.18 is: 5,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.12 : 11,320.01 = 3,845.18 : x
  2. Step 2: Convert to fraction form
    7,550.12/11,320.01 = 3,845.18/x
  3. Step 3: Cross multiply
    7,550.12x = 11,320.01 × 3,845.18
  4. Step 4: Simplify right side
    7,550.12x = 43,527,400.23
  5. Step 5: Solve for x
    x = 43,527,400.23/7,550.12
  6. Step 6: Final answer
    x = 5,765.13

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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.