Home / 11,622.38-17,440.42-4,603.08

Finding the Fourth Proportional to 11,622.38, 17,440.42 and 4,603.08

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Solution

The fourth proportional to 11,622.38, 17,440.42 and 4,603.08 is: 6,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.38 : 17,440.42 = 4,603.08 : x
  2. Step 2: Convert to fraction form
    11,622.38/17,440.42 = 4,603.08/x
  3. Step 3: Cross multiply
    11,622.38x = 17,440.42 × 4,603.08
  4. Step 4: Simplify right side
    11,622.38x = 80,279,648.49
  5. Step 5: Solve for x
    x = 80,279,648.49/11,622.38
  6. Step 6: Final answer
    x = 6,907.33

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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.