Home / 2,976.56-4,464.23-1,127.03

Finding the Fourth Proportional to 2,976.56, 4,464.23 and 1,127.03

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Solution

The fourth proportional to 2,976.56, 4,464.23 and 1,127.03 is: 1,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.56 : 4,464.23 = 1,127.03 : x
  2. Step 2: Convert to fraction form
    2,976.56/4,464.23 = 1,127.03/x
  3. Step 3: Cross multiply
    2,976.56x = 4,464.23 × 1,127.03
  4. Step 4: Simplify right side
    2,976.56x = 5,031,326.66
  5. Step 5: Solve for x
    x = 5,031,326.66/2,976.56
  6. Step 6: Final answer
    x = 1,690.32

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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.