Home / 7,352.51-11,022.56-3,189.38

Finding the Fourth Proportional to 7,352.51, 11,022.56 and 3,189.38

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Solution

The fourth proportional to 7,352.51, 11,022.56 and 3,189.38 is: 4,781.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.51 : 11,022.56 = 3,189.38 : x
  2. Step 2: Convert to fraction form
    7,352.51/11,022.56 = 3,189.38/x
  3. Step 3: Cross multiply
    7,352.51x = 11,022.56 × 3,189.38
  4. Step 4: Simplify right side
    7,352.51x = 35,155,061.35
  5. Step 5: Solve for x
    x = 35,155,061.35/7,352.51
  6. Step 6: Final answer
    x = 4,781.37

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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.