Home / 5,289.62-7,297.61-3,400.94

Finding the Fourth Proportional to 5,289.62, 7,297.61 and 3,400.94

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Solution

The fourth proportional to 5,289.62, 7,297.61 and 3,400.94 is: 4,691.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.62 : 7,297.61 = 3,400.94 : x
  2. Step 2: Convert to fraction form
    5,289.62/7,297.61 = 3,400.94/x
  3. Step 3: Cross multiply
    5,289.62x = 7,297.61 × 3,400.94
  4. Step 4: Simplify right side
    5,289.62x = 24,818,680.26
  5. Step 5: Solve for x
    x = 24,818,680.26/5,289.62
  6. Step 6: Final answer
    x = 4,691.96

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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.