Home / 5,001.12-6,900.33-2,876.49

Finding the Fourth Proportional to 5,001.12, 6,900.33 and 2,876.49

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Solution

The fourth proportional to 5,001.12, 6,900.33 and 2,876.49 is: 3,968.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.12 : 6,900.33 = 2,876.49 : x
  2. Step 2: Convert to fraction form
    5,001.12/6,900.33 = 2,876.49/x
  3. Step 3: Cross multiply
    5,001.12x = 6,900.33 × 2,876.49
  4. Step 4: Simplify right side
    5,001.12x = 19,848,730.24
  5. Step 5: Solve for x
    x = 19,848,730.24/5,001.12
  6. Step 6: Final answer
    x = 3,968.86

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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.