Home / 2,586.53-3,571.49-1,799.21

Finding the Fourth Proportional to 2,586.53, 3,571.49 and 1,799.21

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Solution

The fourth proportional to 2,586.53, 3,571.49 and 1,799.21 is: 2,484.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.53 : 3,571.49 = 1,799.21 : x
  2. Step 2: Convert to fraction form
    2,586.53/3,571.49 = 1,799.21/x
  3. Step 3: Cross multiply
    2,586.53x = 3,571.49 × 1,799.21
  4. Step 4: Simplify right side
    2,586.53x = 6,425,860.52
  5. Step 5: Solve for x
    x = 6,425,860.52/2,586.53
  6. Step 6: Final answer
    x = 2,484.36

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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.