Home / 7,013.10-10,520.01-2,850.96

Finding the Fourth Proportional to 7,013.10, 10,520.01 and 2,850.96

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Solution

The fourth proportional to 7,013.10, 10,520.01 and 2,850.96 is: 4,276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.10 : 10,520.01 = 2,850.96 : x
  2. Step 2: Convert to fraction form
    7,013.10/10,520.01 = 2,850.96/x
  3. Step 3: Cross multiply
    7,013.10x = 10,520.01 × 2,850.96
  4. Step 4: Simplify right side
    7,013.10x = 29,992,127.71
  5. Step 5: Solve for x
    x = 29,992,127.71/7,013.10
  6. Step 6: Final answer
    x = 4,276.59

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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.