Home / 3,592.38-5,388.52-1,127.22

Finding the Fourth Proportional to 3,592.38, 5,388.52 and 1,127.22

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Solution

The fourth proportional to 3,592.38, 5,388.52 and 1,127.22 is: 1,690.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.38 : 5,388.52 = 1,127.22 : x
  2. Step 2: Convert to fraction form
    3,592.38/5,388.52 = 1,127.22/x
  3. Step 3: Cross multiply
    3,592.38x = 5,388.52 × 1,127.22
  4. Step 4: Simplify right side
    3,592.38x = 6,074,047.51
  5. Step 5: Solve for x
    x = 6,074,047.51/3,592.38
  6. Step 6: Final answer
    x = 1,690.81

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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.