Home / 6,190.83-8,543.28-3,396.33

Finding the Fourth Proportional to 6,190.83, 8,543.28 and 3,396.33

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Solution

The fourth proportional to 6,190.83, 8,543.28 and 3,396.33 is: 4,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.83 : 8,543.28 = 3,396.33 : x
  2. Step 2: Convert to fraction form
    6,190.83/8,543.28 = 3,396.33/x
  3. Step 3: Cross multiply
    6,190.83x = 8,543.28 × 3,396.33
  4. Step 4: Simplify right side
    6,190.83x = 29,015,798.16
  5. Step 5: Solve for x
    x = 29,015,798.16/6,190.83
  6. Step 6: Final answer
    x = 4,686.90

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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.