Home / 5,854.52-8,785.26-2,159.35

Finding the Fourth Proportional to 5,854.52, 8,785.26 and 2,159.35

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Solution

The fourth proportional to 5,854.52, 8,785.26 and 2,159.35 is: 3,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.52 : 8,785.26 = 2,159.35 : x
  2. Step 2: Convert to fraction form
    5,854.52/8,785.26 = 2,159.35/x
  3. Step 3: Cross multiply
    5,854.52x = 8,785.26 × 2,159.35
  4. Step 4: Simplify right side
    5,854.52x = 18,970,429.22
  5. Step 5: Solve for x
    x = 18,970,429.22/5,854.52
  6. Step 6: Final answer
    x = 3,240.30

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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.