Home / 2,184.13-3,014.10-1,189.41

Finding the Fourth Proportional to 2,184.13, 3,014.10 and 1,189.41

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Solution

The fourth proportional to 2,184.13, 3,014.10 and 1,189.41 is: 1,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.13 : 3,014.10 = 1,189.41 : x
  2. Step 2: Convert to fraction form
    2,184.13/3,014.10 = 1,189.41/x
  3. Step 3: Cross multiply
    2,184.13x = 3,014.10 × 1,189.41
  4. Step 4: Simplify right side
    2,184.13x = 3,584,996.18
  5. Step 5: Solve for x
    x = 3,584,996.18/2,184.13
  6. Step 6: Final answer
    x = 1,641.39

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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.