Home / 6,677.91-9,215.46-3,693.66

Finding the Fourth Proportional to 6,677.91, 9,215.46 and 3,693.66

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Solution

The fourth proportional to 6,677.91, 9,215.46 and 3,693.66 is: 5,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.91 : 9,215.46 = 3,693.66 : x
  2. Step 2: Convert to fraction form
    6,677.91/9,215.46 = 3,693.66/x
  3. Step 3: Cross multiply
    6,677.91x = 9,215.46 × 3,693.66
  4. Step 4: Simplify right side
    6,677.91x = 34,038,775.98
  5. Step 5: Solve for x
    x = 34,038,775.98/6,677.91
  6. Step 6: Final answer
    x = 5,097.22

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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.