Home / 7,110.30-10,665.84-2,725.74

Finding the Fourth Proportional to 7,110.30, 10,665.84 and 2,725.74

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Solution

The fourth proportional to 7,110.30, 10,665.84 and 2,725.74 is: 4,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.30 : 10,665.84 = 2,725.74 : x
  2. Step 2: Convert to fraction form
    7,110.30/10,665.84 = 2,725.74/x
  3. Step 3: Cross multiply
    7,110.30x = 10,665.84 × 2,725.74
  4. Step 4: Simplify right side
    7,110.30x = 29,072,306.72
  5. Step 5: Solve for x
    x = 29,072,306.72/7,110.30
  6. Step 6: Final answer
    x = 4,088.76

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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.