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Finding the Fourth Proportional to 3,509.36, 5,264.80 and 1,044.36

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Solution

The fourth proportional to 3,509.36, 5,264.80 and 1,044.36 is: 1,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.36 : 5,264.80 = 1,044.36 : x
  2. Step 2: Convert to fraction form
    3,509.36/5,264.80 = 1,044.36/x
  3. Step 3: Cross multiply
    3,509.36x = 5,264.80 × 1,044.36
  4. Step 4: Simplify right side
    3,509.36x = 5,498,346.53
  5. Step 5: Solve for x
    x = 5,498,346.53/3,509.36
  6. Step 6: Final answer
    x = 1,566.77

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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.