Home / 3,239.48-4,852.18-2,007.20

Finding the Fourth Proportional to 3,239.48, 4,852.18 and 2,007.20

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Solution

The fourth proportional to 3,239.48, 4,852.18 and 2,007.20 is: 3,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.48 : 4,852.18 = 2,007.20 : x
  2. Step 2: Convert to fraction form
    3,239.48/4,852.18 = 2,007.20/x
  3. Step 3: Cross multiply
    3,239.48x = 4,852.18 × 2,007.20
  4. Step 4: Simplify right side
    3,239.48x = 9,739,295.70
  5. Step 5: Solve for x
    x = 9,739,295.70/3,239.48
  6. Step 6: Final answer
    x = 3,006.44

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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.