Home / 6,174.70-8,519.73-3,655.56

Finding the Fourth Proportional to 6,174.70, 8,519.73 and 3,655.56

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Solution

The fourth proportional to 6,174.70, 8,519.73 and 3,655.56 is: 5,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.70 : 8,519.73 = 3,655.56 : x
  2. Step 2: Convert to fraction form
    6,174.70/8,519.73 = 3,655.56/x
  3. Step 3: Cross multiply
    6,174.70x = 8,519.73 × 3,655.56
  4. Step 4: Simplify right side
    6,174.70x = 31,144,384.20
  5. Step 5: Solve for x
    x = 31,144,384.20/6,174.70
  6. Step 6: Final answer
    x = 5,043.87

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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.