Home / 2,184.36-3,014.19-1,299.99

Finding the Fourth Proportional to 2,184.36, 3,014.19 and 1,299.99

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Solution

The fourth proportional to 2,184.36, 3,014.19 and 1,299.99 is: 1,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.36 : 3,014.19 = 1,299.99 : x
  2. Step 2: Convert to fraction form
    2,184.36/3,014.19 = 1,299.99/x
  3. Step 3: Cross multiply
    2,184.36x = 3,014.19 × 1,299.99
  4. Step 4: Simplify right side
    2,184.36x = 3,918,427.64
  5. Step 5: Solve for x
    x = 3,918,427.64/2,184.36
  6. Step 6: Final answer
    x = 1,793.85

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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.