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Finding the Fourth Proportional to 2,893.51, 4,339.20 and 1,044.13

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Solution

The fourth proportional to 2,893.51, 4,339.20 and 1,044.13 is: 1,565.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.51 : 4,339.20 = 1,044.13 : x
  2. Step 2: Convert to fraction form
    2,893.51/4,339.20 = 1,044.13/x
  3. Step 3: Cross multiply
    2,893.51x = 4,339.20 × 1,044.13
  4. Step 4: Simplify right side
    2,893.51x = 4,530,688.90
  5. Step 5: Solve for x
    x = 4,530,688.90/2,893.51
  6. Step 6: Final answer
    x = 1,565.81

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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.