Home / 1,859.61-2,566.24-1,073.64

Finding the Fourth Proportional to 1,859.61, 2,566.24 and 1,073.64

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Solution

The fourth proportional to 1,859.61, 2,566.24 and 1,073.64 is: 1,481.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.61 : 2,566.24 = 1,073.64 : x
  2. Step 2: Convert to fraction form
    1,859.61/2,566.24 = 1,073.64/x
  3. Step 3: Cross multiply
    1,859.61x = 2,566.24 × 1,073.64
  4. Step 4: Simplify right side
    1,859.61x = 2,755,217.91
  5. Step 5: Solve for x
    x = 2,755,217.91/1,859.61
  6. Step 6: Final answer
    x = 1,481.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.