Home / 4,472.21-6,707.36-1,697.90

Finding the Fourth Proportional to 4,472.21, 6,707.36 and 1,697.90

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Solution

The fourth proportional to 4,472.21, 6,707.36 and 1,697.90 is: 2,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.21 : 6,707.36 = 1,697.90 : x
  2. Step 2: Convert to fraction form
    4,472.21/6,707.36 = 1,697.90/x
  3. Step 3: Cross multiply
    4,472.21x = 6,707.36 × 1,697.90
  4. Step 4: Simplify right side
    4,472.21x = 11,388,384.52
  5. Step 5: Solve for x
    x = 11,388,384.52/4,472.21
  6. Step 6: Final answer
    x = 2,546.48

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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.