Home / 3,178.04-4,766.38-2,006.47

Finding the Fourth Proportional to 3,178.04, 4,766.38 and 2,006.47

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Solution

The fourth proportional to 3,178.04, 4,766.38 and 2,006.47 is: 3,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.04 : 4,766.38 = 2,006.47 : x
  2. Step 2: Convert to fraction form
    3,178.04/4,766.38 = 2,006.47/x
  3. Step 3: Cross multiply
    3,178.04x = 4,766.38 × 2,006.47
  4. Step 4: Simplify right side
    3,178.04x = 9,563,581.55
  5. Step 5: Solve for x
    x = 9,563,581.55/3,178.04
  6. Step 6: Final answer
    x = 3,009.28

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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.