Home / 1,593.22-2,389.84-1,272.46

Finding the Fourth Proportional to 1,593.22, 2,389.84 and 1,272.46

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Solution

The fourth proportional to 1,593.22, 2,389.84 and 1,272.46 is: 1,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.22 : 2,389.84 = 1,272.46 : x
  2. Step 2: Convert to fraction form
    1,593.22/2,389.84 = 1,272.46/x
  3. Step 3: Cross multiply
    1,593.22x = 2,389.84 × 1,272.46
  4. Step 4: Simplify right side
    1,593.22x = 3,040,975.81
  5. Step 5: Solve for x
    x = 3,040,975.81/1,593.22
  6. Step 6: Final answer
    x = 1,908.70

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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.