Home / 3,110.65-4,662.61-1,551.82

Finding the Fourth Proportional to 3,110.65, 4,662.61 and 1,551.82

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Solution

The fourth proportional to 3,110.65, 4,662.61 and 1,551.82 is: 2,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.65 : 4,662.61 = 1,551.82 : x
  2. Step 2: Convert to fraction form
    3,110.65/4,662.61 = 1,551.82/x
  3. Step 3: Cross multiply
    3,110.65x = 4,662.61 × 1,551.82
  4. Step 4: Simplify right side
    3,110.65x = 7,235,531.45
  5. Step 5: Solve for x
    x = 7,235,531.45/3,110.65
  6. Step 6: Final answer
    x = 2,326.05

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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.