Home / 6,677.16-9,213.48-3,805.89

Finding the Fourth Proportional to 6,677.16, 9,213.48 and 3,805.89

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Solution

The fourth proportional to 6,677.16, 9,213.48 and 3,805.89 is: 5,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.16 : 9,213.48 = 3,805.89 : x
  2. Step 2: Convert to fraction form
    6,677.16/9,213.48 = 3,805.89/x
  3. Step 3: Cross multiply
    6,677.16x = 9,213.48 × 3,805.89
  4. Step 4: Simplify right side
    6,677.16x = 35,065,491.40
  5. Step 5: Solve for x
    x = 35,065,491.40/6,677.16
  6. Step 6: Final answer
    x = 5,251.56

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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.