Home / 1,472.08-2,208.12-376.44

Finding the Fourth Proportional to 1,472.08, 2,208.12 and 376.44

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Solution

The fourth proportional to 1,472.08, 2,208.12 and 376.44 is: 564.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472.08 : 2,208.12 = 376.44 : x
  2. Step 2: Convert to fraction form
    1,472.08/2,208.12 = 376.44/x
  3. Step 3: Cross multiply
    1,472.08x = 2,208.12 × 376.44
  4. Step 4: Simplify right side
    1,472.08x = 831,228.48
  5. Step 5: Solve for x
    x = 831,228.48/1,472.08
  6. Step 6: Final answer
    x = 564.66

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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.