Home / 3,012.22-4,521.03-2,521.70

Finding the Fourth Proportional to 3,012.22, 4,521.03 and 2,521.70

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Solution

The fourth proportional to 3,012.22, 4,521.03 and 2,521.70 is: 3,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.22 : 4,521.03 = 2,521.70 : x
  2. Step 2: Convert to fraction form
    3,012.22/4,521.03 = 2,521.70/x
  3. Step 3: Cross multiply
    3,012.22x = 4,521.03 × 2,521.70
  4. Step 4: Simplify right side
    3,012.22x = 11,400,681.35
  5. Step 5: Solve for x
    x = 11,400,681.35/3,012.22
  6. Step 6: Final answer
    x = 3,784.81

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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.