Home / 5,744.40-8,616.60-3,411.60

Finding the Fourth Proportional to 5,744.40, 8,616.60 and 3,411.60

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Solution

The fourth proportional to 5,744.40, 8,616.60 and 3,411.60 is: 5,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,744.40 : 8,616.60 = 3,411.60 : x
  2. Step 2: Convert to fraction form
    5,744.40/8,616.60 = 3,411.60/x
  3. Step 3: Cross multiply
    5,744.40x = 8,616.60 × 3,411.60
  4. Step 4: Simplify right side
    5,744.40x = 29,396,392.56
  5. Step 5: Solve for x
    x = 29,396,392.56/5,744.40
  6. Step 6: Final answer
    x = 5,117.40

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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.