Home / 4,751.68-7,118.28-2,897.44

Finding the Fourth Proportional to 4,751.68, 7,118.28 and 2,897.44

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Solution

The fourth proportional to 4,751.68, 7,118.28 and 2,897.44 is: 4,340.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.68 : 7,118.28 = 2,897.44 : x
  2. Step 2: Convert to fraction form
    4,751.68/7,118.28 = 2,897.44/x
  3. Step 3: Cross multiply
    4,751.68x = 7,118.28 × 2,897.44
  4. Step 4: Simplify right side
    4,751.68x = 20,624,789.20
  5. Step 5: Solve for x
    x = 20,624,789.20/4,751.68
  6. Step 6: Final answer
    x = 4,340.53

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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.