Home / 1,859.32-2,566.38-1,073.68

Finding the Fourth Proportional to 1,859.32, 2,566.38 and 1,073.68

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Solution

The fourth proportional to 1,859.32, 2,566.38 and 1,073.68 is: 1,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.32 : 2,566.38 = 1,073.68 : x
  2. Step 2: Convert to fraction form
    1,859.32/2,566.38 = 1,073.68/x
  3. Step 3: Cross multiply
    1,859.32x = 2,566.38 × 1,073.68
  4. Step 4: Simplify right side
    1,859.32x = 2,755,470.88
  5. Step 5: Solve for x
    x = 2,755,470.88/1,859.32
  6. Step 6: Final answer
    x = 1,481.98

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1.5x scale

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.