Home / 2,959.36-4,436.45-1,109.97

Finding the Fourth Proportional to 2,959.36, 4,436.45 and 1,109.97

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Solution

The fourth proportional to 2,959.36, 4,436.45 and 1,109.97 is: 1,663.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.36 : 4,436.45 = 1,109.97 : x
  2. Step 2: Convert to fraction form
    2,959.36/4,436.45 = 1,109.97/x
  3. Step 3: Cross multiply
    2,959.36x = 4,436.45 × 1,109.97
  4. Step 4: Simplify right side
    2,959.36x = 4,924,326.41
  5. Step 5: Solve for x
    x = 4,924,326.41/2,959.36
  6. Step 6: Final answer
    x = 1,663.98

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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.