Home / 1,593.45-2,196.36-1,121.88

Finding the Fourth Proportional to 1,593.45, 2,196.36 and 1,121.88

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Solution

The fourth proportional to 1,593.45, 2,196.36 and 1,121.88 is: 1,546.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.45 : 2,196.36 = 1,121.88 : x
  2. Step 2: Convert to fraction form
    1,593.45/2,196.36 = 1,121.88/x
  3. Step 3: Cross multiply
    1,593.45x = 2,196.36 × 1,121.88
  4. Step 4: Simplify right side
    1,593.45x = 2,464,052.36
  5. Step 5: Solve for x
    x = 2,464,052.36/1,593.45
  6. Step 6: Final answer
    x = 1,546.36

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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.