Home / 6,686.82-10,020.51-3,750.17

Finding the Fourth Proportional to 6,686.82, 10,020.51 and 3,750.17

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Solution

The fourth proportional to 6,686.82, 10,020.51 and 3,750.17 is: 5,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686.82 : 10,020.51 = 3,750.17 : x
  2. Step 2: Convert to fraction form
    6,686.82/10,020.51 = 3,750.17/x
  3. Step 3: Cross multiply
    6,686.82x = 10,020.51 × 3,750.17
  4. Step 4: Simplify right side
    6,686.82x = 37,578,565.88
  5. Step 5: Solve for x
    x = 37,578,565.88/6,686.82
  6. Step 6: Final answer
    x = 5,619.80

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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.