Home / 4,631.45-6,942.07-2,287.98

Finding the Fourth Proportional to 4,631.45, 6,942.07 and 2,287.98

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Solution

The fourth proportional to 4,631.45, 6,942.07 and 2,287.98 is: 3,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.45 : 6,942.07 = 2,287.98 : x
  2. Step 2: Convert to fraction form
    4,631.45/6,942.07 = 2,287.98/x
  3. Step 3: Cross multiply
    4,631.45x = 6,942.07 × 2,287.98
  4. Step 4: Simplify right side
    4,631.45x = 15,883,337.48
  5. Step 5: Solve for x
    x = 15,883,337.48/4,631.45
  6. Step 6: Final answer
    x = 3,429.45

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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.