Home / 7,529.05-11,294.25-1,982.31

Finding the Fourth Proportional to 7,529.05, 11,294.25 and 1,982.31

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Solution

The fourth proportional to 7,529.05, 11,294.25 and 1,982.31 is: 2,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.05 : 11,294.25 = 1,982.31 : x
  2. Step 2: Convert to fraction form
    7,529.05/11,294.25 = 1,982.31/x
  3. Step 3: Cross multiply
    7,529.05x = 11,294.25 × 1,982.31
  4. Step 4: Simplify right side
    7,529.05x = 22,388,704.72
  5. Step 5: Solve for x
    x = 22,388,704.72/7,529.05
  6. Step 6: Final answer
    x = 2,973.64

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Double scale
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Similar ratio
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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.