Home / 3,110.19-4,666.02-1,379.31

Finding the Fourth Proportional to 3,110.19, 4,666.02 and 1,379.31

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Solution

The fourth proportional to 3,110.19, 4,666.02 and 1,379.31 is: 2,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.19 : 4,666.02 = 1,379.31 : x
  2. Step 2: Convert to fraction form
    3,110.19/4,666.02 = 1,379.31/x
  3. Step 3: Cross multiply
    3,110.19x = 4,666.02 × 1,379.31
  4. Step 4: Simplify right side
    3,110.19x = 6,435,888.05
  5. Step 5: Solve for x
    x = 6,435,888.05/3,110.19
  6. Step 6: Final answer
    x = 2,069.29

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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.