Home / 2,332.72-3,499.30-1,099.80

Finding the Fourth Proportional to 2,332.72, 3,499.30 and 1,099.80

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Solution

The fourth proportional to 2,332.72, 3,499.30 and 1,099.80 is: 1,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,332.72 : 3,499.30 = 1,099.80 : x
  2. Step 2: Convert to fraction form
    2,332.72/3,499.30 = 1,099.80/x
  3. Step 3: Cross multiply
    2,332.72x = 3,499.30 × 1,099.80
  4. Step 4: Simplify right side
    2,332.72x = 3,848,541.36
  5. Step 5: Solve for x
    x = 3,848,541.36/2,332.72
  6. Step 6: Final answer
    x = 1,649.81

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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.