Home / 6,361.06-8,778.33-3,566.50

Finding the Fourth Proportional to 6,361.06, 8,778.33 and 3,566.50

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Solution

The fourth proportional to 6,361.06, 8,778.33 and 3,566.50 is: 4,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361.06 : 8,778.33 = 3,566.50 : x
  2. Step 2: Convert to fraction form
    6,361.06/8,778.33 = 3,566.50/x
  3. Step 3: Cross multiply
    6,361.06x = 8,778.33 × 3,566.50
  4. Step 4: Simplify right side
    6,361.06x = 31,307,913.95
  5. Step 5: Solve for x
    x = 31,307,913.95/6,361.06
  6. Step 6: Final answer
    x = 4,921.81

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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.