Home / 6,657.89-9,187.83-3,673.85

Finding the Fourth Proportional to 6,657.89, 9,187.83 and 3,673.85

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Solution

The fourth proportional to 6,657.89, 9,187.83 and 3,673.85 is: 5,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.89 : 9,187.83 = 3,673.85 : x
  2. Step 2: Convert to fraction form
    6,657.89/9,187.83 = 3,673.85/x
  3. Step 3: Cross multiply
    6,657.89x = 9,187.83 × 3,673.85
  4. Step 4: Simplify right side
    6,657.89x = 33,754,663.31
  5. Step 5: Solve for x
    x = 33,754,663.31/6,657.89
  6. Step 6: Final answer
    x = 5,069.88

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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.