Home / 3,628.32-5,006.98-2,136.33

Finding the Fourth Proportional to 3,628.32, 5,006.98 and 2,136.33

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Solution

The fourth proportional to 3,628.32, 5,006.98 and 2,136.33 is: 2,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.32 : 5,006.98 = 2,136.33 : x
  2. Step 2: Convert to fraction form
    3,628.32/5,006.98 = 2,136.33/x
  3. Step 3: Cross multiply
    3,628.32x = 5,006.98 × 2,136.33
  4. Step 4: Simplify right side
    3,628.32x = 10,696,561.58
  5. Step 5: Solve for x
    x = 10,696,561.58/3,628.32
  6. Step 6: Final answer
    x = 2,948.08

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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.