Home / 3,593.06-5,390.09-1,128.08

Finding the Fourth Proportional to 3,593.06, 5,390.09 and 1,128.08

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Solution

The fourth proportional to 3,593.06, 5,390.09 and 1,128.08 is: 1,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.06 : 5,390.09 = 1,128.08 : x
  2. Step 2: Convert to fraction form
    3,593.06/5,390.09 = 1,128.08/x
  3. Step 3: Cross multiply
    3,593.06x = 5,390.09 × 1,128.08
  4. Step 4: Simplify right side
    3,593.06x = 6,080,440.82
  5. Step 5: Solve for x
    x = 6,080,440.82/3,593.06
  6. Step 6: Final answer
    x = 1,692.27

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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.