Home / 11,627.85-17,442.93-3,728.38

Finding the Fourth Proportional to 11,627.85, 17,442.93 and 3,728.38

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Solution

The fourth proportional to 11,627.85, 17,442.93 and 3,728.38 is: 5,592.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.85 : 17,442.93 = 3,728.38 : x
  2. Step 2: Convert to fraction form
    11,627.85/17,442.93 = 3,728.38/x
  3. Step 3: Cross multiply
    11,627.85x = 17,442.93 × 3,728.38
  4. Step 4: Simplify right side
    11,627.85x = 65,033,871.35
  5. Step 5: Solve for x
    x = 65,033,871.35/11,627.85
  6. Step 6: Final answer
    x = 5,592.94

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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.