Home / 4,156.70-5,736.57-2,388.92

Finding the Fourth Proportional to 4,156.70, 5,736.57 and 2,388.92

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Solution

The fourth proportional to 4,156.70, 5,736.57 and 2,388.92 is: 3,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.70 : 5,736.57 = 2,388.92 : x
  2. Step 2: Convert to fraction form
    4,156.70/5,736.57 = 2,388.92/x
  3. Step 3: Cross multiply
    4,156.70x = 5,736.57 × 2,388.92
  4. Step 4: Simplify right side
    4,156.70x = 13,704,206.80
  5. Step 5: Solve for x
    x = 13,704,206.80/4,156.70
  6. Step 6: Final answer
    x = 3,296.90

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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.