Home / 7,443.14-11,159.23-3,550.28

Finding the Fourth Proportional to 7,443.14, 11,159.23 and 3,550.28

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Solution

The fourth proportional to 7,443.14, 11,159.23 and 3,550.28 is: 5,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.14 : 11,159.23 = 3,550.28 : x
  2. Step 2: Convert to fraction form
    7,443.14/11,159.23 = 3,550.28/x
  3. Step 3: Cross multiply
    7,443.14x = 11,159.23 × 3,550.28
  4. Step 4: Simplify right side
    7,443.14x = 39,618,391.08
  5. Step 5: Solve for x
    x = 39,618,391.08/7,443.14
  6. Step 6: Final answer
    x = 5,322.81

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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.