Home / 5,862.57-8,090.34-3,209.98

Finding the Fourth Proportional to 5,862.57, 8,090.34 and 3,209.98

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Solution

The fourth proportional to 5,862.57, 8,090.34 and 3,209.98 is: 4,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.57 : 8,090.34 = 3,209.98 : x
  2. Step 2: Convert to fraction form
    5,862.57/8,090.34 = 3,209.98/x
  3. Step 3: Cross multiply
    5,862.57x = 8,090.34 × 3,209.98
  4. Step 4: Simplify right side
    5,862.57x = 25,969,789.14
  5. Step 5: Solve for x
    x = 25,969,789.14/5,862.57
  6. Step 6: Final answer
    x = 4,429.77

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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.