Home / 2,593.89-3,886.38-1,715.58

Finding the Fourth Proportional to 2,593.89, 3,886.38 and 1,715.58

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Solution

The fourth proportional to 2,593.89, 3,886.38 and 1,715.58 is: 2,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.89 : 3,886.38 = 1,715.58 : x
  2. Step 2: Convert to fraction form
    2,593.89/3,886.38 = 1,715.58/x
  3. Step 3: Cross multiply
    2,593.89x = 3,886.38 × 1,715.58
  4. Step 4: Simplify right side
    2,593.89x = 6,667,395.80
  5. Step 5: Solve for x
    x = 6,667,395.80/2,593.89
  6. Step 6: Final answer
    x = 2,570.42

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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.