Home / 1,976.32-2,964.36-1,001.68

Finding the Fourth Proportional to 1,976.32, 2,964.36 and 1,001.68

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Solution

The fourth proportional to 1,976.32, 2,964.36 and 1,001.68 is: 1,502.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.32 : 2,964.36 = 1,001.68 : x
  2. Step 2: Convert to fraction form
    1,976.32/2,964.36 = 1,001.68/x
  3. Step 3: Cross multiply
    1,976.32x = 2,964.36 × 1,001.68
  4. Step 4: Simplify right side
    1,976.32x = 2,969,340.12
  5. Step 5: Solve for x
    x = 2,969,340.12/1,976.32
  6. Step 6: Final answer
    x = 1,502.46

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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.