Home / 3,964.08-5,470.41-2,285.48

Finding the Fourth Proportional to 3,964.08, 5,470.41 and 2,285.48

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Solution

The fourth proportional to 3,964.08, 5,470.41 and 2,285.48 is: 3,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.08 : 5,470.41 = 2,285.48 : x
  2. Step 2: Convert to fraction form
    3,964.08/5,470.41 = 2,285.48/x
  3. Step 3: Cross multiply
    3,964.08x = 5,470.41 × 2,285.48
  4. Step 4: Simplify right side
    3,964.08x = 12,502,485.29
  5. Step 5: Solve for x
    x = 12,502,485.29/3,964.08
  6. Step 6: Final answer
    x = 3,153.95

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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.