Home / 2,391.82-3,299.79-1,595.53

Finding the Fourth Proportional to 2,391.82, 3,299.79 and 1,595.53

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Solution

The fourth proportional to 2,391.82, 3,299.79 and 1,595.53 is: 2,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391.82 : 3,299.79 = 1,595.53 : x
  2. Step 2: Convert to fraction form
    2,391.82/3,299.79 = 1,595.53/x
  3. Step 3: Cross multiply
    2,391.82x = 3,299.79 × 1,595.53
  4. Step 4: Simplify right side
    2,391.82x = 5,264,913.94
  5. Step 5: Solve for x
    x = 5,264,913.94/2,391.82
  6. Step 6: Final answer
    x = 2,201.22

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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.