Home / 3,813.11-5,715.56-2,492.71

Finding the Fourth Proportional to 3,813.11, 5,715.56 and 2,492.71

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Solution

The fourth proportional to 3,813.11, 5,715.56 and 2,492.71 is: 3,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.11 : 5,715.56 = 2,492.71 : x
  2. Step 2: Convert to fraction form
    3,813.11/5,715.56 = 2,492.71/x
  3. Step 3: Cross multiply
    3,813.11x = 5,715.56 × 2,492.71
  4. Step 4: Simplify right side
    3,813.11x = 14,247,192.53
  5. Step 5: Solve for x
    x = 14,247,192.53/3,813.11
  6. Step 6: Final answer
    x = 3,736.38

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1.5x scale

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.