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Finding the Fourth Proportional to 6,759.93, 9,329.12 and 3,775.98

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Solution

The fourth proportional to 6,759.93, 9,329.12 and 3,775.98 is: 5,211.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.93 : 9,329.12 = 3,775.98 : x
  2. Step 2: Convert to fraction form
    6,759.93/9,329.12 = 3,775.98/x
  3. Step 3: Cross multiply
    6,759.93x = 9,329.12 × 3,775.98
  4. Step 4: Simplify right side
    6,759.93x = 35,226,590.18
  5. Step 5: Solve for x
    x = 35,226,590.18/6,759.93
  6. Step 6: Final answer
    x = 5,211.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.