Home / 1,859.62-2,566.27-1,020.32

Finding the Fourth Proportional to 1,859.62, 2,566.27 and 1,020.32

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Solution

The fourth proportional to 1,859.62, 2,566.27 and 1,020.32 is: 1,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.62 : 2,566.27 = 1,020.32 : x
  2. Step 2: Convert to fraction form
    1,859.62/2,566.27 = 1,020.32/x
  3. Step 3: Cross multiply
    1,859.62x = 2,566.27 × 1,020.32
  4. Step 4: Simplify right side
    1,859.62x = 2,618,416.61
  5. Step 5: Solve for x
    x = 2,618,416.61/1,859.62
  6. Step 6: Final answer
    x = 1,408.04

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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.