Home / 3,727.08-5,145.63-2,469.22

Finding the Fourth Proportional to 3,727.08, 5,145.63 and 2,469.22

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Solution

The fourth proportional to 3,727.08, 5,145.63 and 2,469.22 is: 3,409.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.08 : 5,145.63 = 2,469.22 : x
  2. Step 2: Convert to fraction form
    3,727.08/5,145.63 = 2,469.22/x
  3. Step 3: Cross multiply
    3,727.08x = 5,145.63 × 2,469.22
  4. Step 4: Simplify right side
    3,727.08x = 12,705,692.51
  5. Step 5: Solve for x
    x = 12,705,692.51/3,727.08
  6. Step 6: Final answer
    x = 3,409.02

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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.