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Finding the Fourth Proportional to 7,231.58, 10,834.98 and 3,946.98

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Solution

The fourth proportional to 7,231.58, 10,834.98 and 3,946.98 is: 5,913.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.58 : 10,834.98 = 3,946.98 : x
  2. Step 2: Convert to fraction form
    7,231.58/10,834.98 = 3,946.98/x
  3. Step 3: Cross multiply
    7,231.58x = 10,834.98 × 3,946.98
  4. Step 4: Simplify right side
    7,231.58x = 42,765,395.19
  5. Step 5: Solve for x
    x = 42,765,395.19/7,231.58
  6. Step 6: Final answer
    x = 5,913.70

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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.