Home / 2,381.13-3,592.22-2,315.52

Finding the Fourth Proportional to 2,381.13, 3,592.22 and 2,315.52

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Solution

The fourth proportional to 2,381.13, 3,592.22 and 2,315.52 is: 3,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.13 : 3,592.22 = 2,315.52 : x
  2. Step 2: Convert to fraction form
    2,381.13/3,592.22 = 2,315.52/x
  3. Step 3: Cross multiply
    2,381.13x = 3,592.22 × 2,315.52
  4. Step 4: Simplify right side
    2,381.13x = 8,317,845.68
  5. Step 5: Solve for x
    x = 8,317,845.68/2,381.13
  6. Step 6: Final answer
    x = 3,493.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.