Home / 6,190.24-8,542.64-3,395.76

Finding the Fourth Proportional to 6,190.24, 8,542.64 and 3,395.76

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Solution

The fourth proportional to 6,190.24, 8,542.64 and 3,395.76 is: 4,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.24 : 8,542.64 = 3,395.76 : x
  2. Step 2: Convert to fraction form
    6,190.24/8,542.64 = 3,395.76/x
  3. Step 3: Cross multiply
    6,190.24x = 8,542.64 × 3,395.76
  4. Step 4: Simplify right side
    6,190.24x = 29,008,755.21
  5. Step 5: Solve for x
    x = 29,008,755.21/6,190.24
  6. Step 6: Final answer
    x = 4,686.21

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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.