Home / 3,122.24-4,685.48-2,302.52

Finding the Fourth Proportional to 3,122.24, 4,685.48 and 2,302.52

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Solution

The fourth proportional to 3,122.24, 4,685.48 and 2,302.52 is: 3,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.24 : 4,685.48 = 2,302.52 : x
  2. Step 2: Convert to fraction form
    3,122.24/4,685.48 = 2,302.52/x
  3. Step 3: Cross multiply
    3,122.24x = 4,685.48 × 2,302.52
  4. Step 4: Simplify right side
    3,122.24x = 10,788,376.47
  5. Step 5: Solve for x
    x = 10,788,376.47/3,122.24
  6. Step 6: Final answer
    x = 3,455.34

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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.