Home / 2,705.17-4,057.73-1,472.30

Finding the Fourth Proportional to 2,705.17, 4,057.73 and 1,472.30

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Solution

The fourth proportional to 2,705.17, 4,057.73 and 1,472.30 is: 2,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.17 : 4,057.73 = 1,472.30 : x
  2. Step 2: Convert to fraction form
    2,705.17/4,057.73 = 1,472.30/x
  3. Step 3: Cross multiply
    2,705.17x = 4,057.73 × 1,472.30
  4. Step 4: Simplify right side
    2,705.17x = 5,974,188.52
  5. Step 5: Solve for x
    x = 5,974,188.52/2,705.17
  6. Step 6: Final answer
    x = 2,208.43

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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.