Home / 3,722.96-5,137.80-2,545.04

Finding the Fourth Proportional to 3,722.96, 5,137.80 and 2,545.04

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Solution

The fourth proportional to 3,722.96, 5,137.80 and 2,545.04 is: 3,512.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.96 : 5,137.80 = 2,545.04 : x
  2. Step 2: Convert to fraction form
    3,722.96/5,137.80 = 2,545.04/x
  3. Step 3: Cross multiply
    3,722.96x = 5,137.80 × 2,545.04
  4. Step 4: Simplify right side
    3,722.96x = 13,075,906.51
  5. Step 5: Solve for x
    x = 13,075,906.51/3,722.96
  6. Step 6: Final answer
    x = 3,512.23

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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.