Home / 5,862.28-8,089.86-3,209.62

Finding the Fourth Proportional to 5,862.28, 8,089.86 and 3,209.62

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Solution

The fourth proportional to 5,862.28, 8,089.86 and 3,209.62 is: 4,429.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.28 : 8,089.86 = 3,209.62 : x
  2. Step 2: Convert to fraction form
    5,862.28/8,089.86 = 3,209.62/x
  3. Step 3: Cross multiply
    5,862.28x = 8,089.86 × 3,209.62
  4. Step 4: Simplify right side
    5,862.28x = 25,965,376.45
  5. Step 5: Solve for x
    x = 25,965,376.45/5,862.28
  6. Step 6: Final answer
    x = 4,429.23

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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.