Home / 6,158.45-8,496.55-3,505.20

Finding the Fourth Proportional to 6,158.45, 8,496.55 and 3,505.20

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Solution

The fourth proportional to 6,158.45, 8,496.55 and 3,505.20 is: 4,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158.45 : 8,496.55 = 3,505.20 : x
  2. Step 2: Convert to fraction form
    6,158.45/8,496.55 = 3,505.20/x
  3. Step 3: Cross multiply
    6,158.45x = 8,496.55 × 3,505.20
  4. Step 4: Simplify right side
    6,158.45x = 29,782,107.06
  5. Step 5: Solve for x
    x = 29,782,107.06/6,158.45
  6. Step 6: Final answer
    x = 4,835.97

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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.