Home / 3,056.11-4,213.34-2,428.71

Finding the Fourth Proportional to 3,056.11, 4,213.34 and 2,428.71

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Solution

The fourth proportional to 3,056.11, 4,213.34 and 2,428.71 is: 3,348.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.11 : 4,213.34 = 2,428.71 : x
  2. Step 2: Convert to fraction form
    3,056.11/4,213.34 = 2,428.71/x
  3. Step 3: Cross multiply
    3,056.11x = 4,213.34 × 2,428.71
  4. Step 4: Simplify right side
    3,056.11x = 10,232,980.99
  5. Step 5: Solve for x
    x = 10,232,980.99/3,056.11
  6. Step 6: Final answer
    x = 3,348.37

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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.