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Finding the Fourth Proportional to 2,893.91, 4,339.95 and 1,044.78

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Solution

The fourth proportional to 2,893.91, 4,339.95 and 1,044.78 is: 1,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.91 : 4,339.95 = 1,044.78 : x
  2. Step 2: Convert to fraction form
    2,893.91/4,339.95 = 1,044.78/x
  3. Step 3: Cross multiply
    2,893.91x = 4,339.95 × 1,044.78
  4. Step 4: Simplify right side
    2,893.91x = 4,534,292.96
  5. Step 5: Solve for x
    x = 4,534,292.96/2,893.91
  6. Step 6: Final answer
    x = 1,566.84

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1.5x scale

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.