Home / 6,836.99-10,256.85-2,157.72

Finding the Fourth Proportional to 6,836.99, 10,256.85 and 2,157.72

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Solution

The fourth proportional to 6,836.99, 10,256.85 and 2,157.72 is: 3,237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.99 : 10,256.85 = 2,157.72 : x
  2. Step 2: Convert to fraction form
    6,836.99/10,256.85 = 2,157.72/x
  3. Step 3: Cross multiply
    6,836.99x = 10,256.85 × 2,157.72
  4. Step 4: Simplify right side
    6,836.99x = 22,131,371.92
  5. Step 5: Solve for x
    x = 22,131,371.92/6,836.99
  6. Step 6: Final answer
    x = 3,237.01

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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.