Home / 7,001.67-9,660.36-4,874.85

Finding the Fourth Proportional to 7,001.67, 9,660.36 and 4,874.85

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Solution

The fourth proportional to 7,001.67, 9,660.36 and 4,874.85 is: 6,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.67 : 9,660.36 = 4,874.85 : x
  2. Step 2: Convert to fraction form
    7,001.67/9,660.36 = 4,874.85/x
  3. Step 3: Cross multiply
    7,001.67x = 9,660.36 × 4,874.85
  4. Step 4: Simplify right side
    7,001.67x = 47,092,805.95
  5. Step 5: Solve for x
    x = 47,092,805.95/7,001.67
  6. Step 6: Final answer
    x = 6,725.94

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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.