Home / 5,811.13-8,020.52-3,452.82

Finding the Fourth Proportional to 5,811.13, 8,020.52 and 3,452.82

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Solution

The fourth proportional to 5,811.13, 8,020.52 and 3,452.82 is: 4,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.13 : 8,020.52 = 3,452.82 : x
  2. Step 2: Convert to fraction form
    5,811.13/8,020.52 = 3,452.82/x
  3. Step 3: Cross multiply
    5,811.13x = 8,020.52 × 3,452.82
  4. Step 4: Simplify right side
    5,811.13x = 27,693,411.87
  5. Step 5: Solve for x
    x = 27,693,411.87/5,811.13
  6. Step 6: Final answer
    x = 4,765.58

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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.