Home / 1,472.24-2,208.37-376.61

Finding the Fourth Proportional to 1,472.24, 2,208.37 and 376.61

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Solution

The fourth proportional to 1,472.24, 2,208.37 and 376.61 is: 564.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.24 : 2,208.37 = 376.61 : x
  2. Step 2: Convert to fraction form
    1,472.24/2,208.37 = 376.61/x
  3. Step 3: Cross multiply
    1,472.24x = 2,208.37 × 376.61
  4. Step 4: Simplify right side
    1,472.24x = 831,682.24
  5. Step 5: Solve for x
    x = 831,682.24/1,472.24
  6. Step 6: Final answer
    x = 564.91

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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.