Home / 3,814.98-5,264.73-2,136.48

Finding the Fourth Proportional to 3,814.98, 5,264.73 and 2,136.48

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Solution

The fourth proportional to 3,814.98, 5,264.73 and 2,136.48 is: 2,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.98 : 5,264.73 = 2,136.48 : x
  2. Step 2: Convert to fraction form
    3,814.98/5,264.73 = 2,136.48/x
  3. Step 3: Cross multiply
    3,814.98x = 5,264.73 × 2,136.48
  4. Step 4: Simplify right side
    3,814.98x = 11,247,990.35
  5. Step 5: Solve for x
    x = 11,247,990.35/3,814.98
  6. Step 6: Final answer
    x = 2,948.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.