Home / 5,660.42-8,479.59-3,706.70

Finding the Fourth Proportional to 5,660.42, 8,479.59 and 3,706.70

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Solution

The fourth proportional to 5,660.42, 8,479.59 and 3,706.70 is: 5,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.42 : 8,479.59 = 3,706.70 : x
  2. Step 2: Convert to fraction form
    5,660.42/8,479.59 = 3,706.70/x
  3. Step 3: Cross multiply
    5,660.42x = 8,479.59 × 3,706.70
  4. Step 4: Simplify right side
    5,660.42x = 31,431,317.45
  5. Step 5: Solve for x
    x = 31,431,317.45/5,660.42
  6. Step 6: Final answer
    x = 5,552.82

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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.