Home / 5,001.53-6,902.99-2,876.89

Finding the Fourth Proportional to 5,001.53, 6,902.99 and 2,876.89

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Solution

The fourth proportional to 5,001.53, 6,902.99 and 2,876.89 is: 3,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.53 : 6,902.99 = 2,876.89 : x
  2. Step 2: Convert to fraction form
    5,001.53/6,902.99 = 2,876.89/x
  3. Step 3: Cross multiply
    5,001.53x = 6,902.99 × 2,876.89
  4. Step 4: Simplify right side
    5,001.53x = 19,859,142.90
  5. Step 5: Solve for x
    x = 19,859,142.90/5,001.53
  6. Step 6: Final answer
    x = 3,970.61

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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.