Home / 3,136.24-4,705.13-944.97

Finding the Fourth Proportional to 3,136.24, 4,705.13 and 944.97

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Solution

The fourth proportional to 3,136.24, 4,705.13 and 944.97 is: 1,417.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.24 : 4,705.13 = 944.97 : x
  2. Step 2: Convert to fraction form
    3,136.24/4,705.13 = 944.97/x
  3. Step 3: Cross multiply
    3,136.24x = 4,705.13 × 944.97
  4. Step 4: Simplify right side
    3,136.24x = 4,446,206.70
  5. Step 5: Solve for x
    x = 4,446,206.70/3,136.24
  6. Step 6: Final answer
    x = 1,417.69

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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.