Home / 6,190.00-8,543.79-3,830.76

Finding the Fourth Proportional to 6,190.00, 8,543.79 and 3,830.76

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Solution

The fourth proportional to 6,190.00, 8,543.79 and 3,830.76 is: 5,287.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.00 : 8,543.79 = 3,830.76 : x
  2. Step 2: Convert to fraction form
    6,190.00/8,543.79 = 3,830.76/x
  3. Step 3: Cross multiply
    6,190.00x = 8,543.79 × 3,830.76
  4. Step 4: Simplify right side
    6,190.00x = 32,729,208.98
  5. Step 5: Solve for x
    x = 32,729,208.98/6,190.00
  6. Step 6: Final answer
    x = 5,287.43

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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.