Home / 3,328.65-4,996.04-1,686.36

Finding the Fourth Proportional to 3,328.65, 4,996.04 and 1,686.36

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Solution

The fourth proportional to 3,328.65, 4,996.04 and 1,686.36 is: 2,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.65 : 4,996.04 = 1,686.36 : x
  2. Step 2: Convert to fraction form
    3,328.65/4,996.04 = 1,686.36/x
  3. Step 3: Cross multiply
    3,328.65x = 4,996.04 × 1,686.36
  4. Step 4: Simplify right side
    3,328.65x = 8,425,122.01
  5. Step 5: Solve for x
    x = 8,425,122.01/3,328.65
  6. Step 6: Final answer
    x = 2,531.09

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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.