Home / 2,964.54-4,444.79-1,115.31

Finding the Fourth Proportional to 2,964.54, 4,444.79 and 1,115.31

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Solution

The fourth proportional to 2,964.54, 4,444.79 and 1,115.31 is: 1,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.54 : 4,444.79 = 1,115.31 : x
  2. Step 2: Convert to fraction form
    2,964.54/4,444.79 = 1,115.31/x
  3. Step 3: Cross multiply
    2,964.54x = 4,444.79 × 1,115.31
  4. Step 4: Simplify right side
    2,964.54x = 4,957,313.16
  5. Step 5: Solve for x
    x = 4,957,313.16/2,964.54
  6. Step 6: Final answer
    x = 1,672.20

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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.