Home / 5,854.43-8,785.12-2,159.26

Finding the Fourth Proportional to 5,854.43, 8,785.12 and 2,159.26

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Solution

The fourth proportional to 5,854.43, 8,785.12 and 2,159.26 is: 3,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.43 : 8,785.12 = 2,159.26 : x
  2. Step 2: Convert to fraction form
    5,854.43/8,785.12 = 2,159.26/x
  3. Step 3: Cross multiply
    5,854.43x = 8,785.12 × 2,159.26
  4. Step 4: Simplify right side
    5,854.43x = 18,969,330.85
  5. Step 5: Solve for x
    x = 18,969,330.85/5,854.43
  6. Step 6: Final answer
    x = 3,240.17

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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.