Home / 5,251.26-7,246.08-3,012.84

Finding the Fourth Proportional to 5,251.26, 7,246.08 and 3,012.84

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Solution

The fourth proportional to 5,251.26, 7,246.08 and 3,012.84 is: 4,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.26 : 7,246.08 = 3,012.84 : x
  2. Step 2: Convert to fraction form
    5,251.26/7,246.08 = 3,012.84/x
  3. Step 3: Cross multiply
    5,251.26x = 7,246.08 × 3,012.84
  4. Step 4: Simplify right side
    5,251.26x = 21,831,279.67
  5. Step 5: Solve for x
    x = 21,831,279.67/5,251.26
  6. Step 6: Final answer
    x = 4,157.34

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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.