Home / 7,406.38-11,109.62-3,024.28

Finding the Fourth Proportional to 7,406.38, 11,109.62 and 3,024.28

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Solution

The fourth proportional to 7,406.38, 11,109.62 and 3,024.28 is: 4,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406.38 : 11,109.62 = 3,024.28 : x
  2. Step 2: Convert to fraction form
    7,406.38/11,109.62 = 3,024.28/x
  3. Step 3: Cross multiply
    7,406.38x = 11,109.62 × 3,024.28
  4. Step 4: Simplify right side
    7,406.38x = 33,598,601.57
  5. Step 5: Solve for x
    x = 33,598,601.57/7,406.38
  6. Step 6: Final answer
    x = 4,536.44

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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.