Home / 3,725.92-5,588.27-1,128.25

Finding the Fourth Proportional to 3,725.92, 5,588.27 and 1,128.25

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Solution

The fourth proportional to 3,725.92, 5,588.27 and 1,128.25 is: 1,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.92 : 5,588.27 = 1,128.25 : x
  2. Step 2: Convert to fraction form
    3,725.92/5,588.27 = 1,128.25/x
  3. Step 3: Cross multiply
    3,725.92x = 5,588.27 × 1,128.25
  4. Step 4: Simplify right side
    3,725.92x = 6,304,965.63
  5. Step 5: Solve for x
    x = 6,304,965.63/3,725.92
  6. Step 6: Final answer
    x = 1,692.19

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1.5x scale

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.