Home / 1,593.68-2,389.88-1,418.32

Finding the Fourth Proportional to 1,593.68, 2,389.88 and 1,418.32

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Solution

The fourth proportional to 1,593.68, 2,389.88 and 1,418.32 is: 2,126.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.68 : 2,389.88 = 1,418.32 : x
  2. Step 2: Convert to fraction form
    1,593.68/2,389.88 = 1,418.32/x
  3. Step 3: Cross multiply
    1,593.68x = 2,389.88 × 1,418.32
  4. Step 4: Simplify right side
    1,593.68x = 3,389,614.60
  5. Step 5: Solve for x
    x = 3,389,614.60/1,593.68
  6. Step 6: Final answer
    x = 2,126.91

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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.