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Finding the Fourth Proportional to 2,893.61, 4,340.64 and 1,044.91

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Solution

The fourth proportional to 2,893.61, 4,340.64 and 1,044.91 is: 1,567.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.61 : 4,340.64 = 1,044.91 : x
  2. Step 2: Convert to fraction form
    2,893.61/4,340.64 = 1,044.91/x
  3. Step 3: Cross multiply
    2,893.61x = 4,340.64 × 1,044.91
  4. Step 4: Simplify right side
    2,893.61x = 4,535,578.14
  5. Step 5: Solve for x
    x = 4,535,578.14/2,893.61
  6. Step 6: Final answer
    x = 1,567.45

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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.