Home / 3,239.37-4,472.48-2,492.01

Finding the Fourth Proportional to 3,239.37, 4,472.48 and 2,492.01

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Solution

The fourth proportional to 3,239.37, 4,472.48 and 2,492.01 is: 3,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.37 : 4,472.48 = 2,492.01 : x
  2. Step 2: Convert to fraction form
    3,239.37/4,472.48 = 2,492.01/x
  3. Step 3: Cross multiply
    3,239.37x = 4,472.48 × 2,492.01
  4. Step 4: Simplify right side
    3,239.37x = 11,145,471.11
  5. Step 5: Solve for x
    x = 11,145,471.11/3,239.37
  6. Step 6: Final answer
    x = 3,440.63

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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.