Home / 6,365.06-8,777.31-4,239.98

Finding the Fourth Proportional to 6,365.06, 8,777.31 and 4,239.98

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Solution

The fourth proportional to 6,365.06, 8,777.31 and 4,239.98 is: 5,846.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365.06 : 8,777.31 = 4,239.98 : x
  2. Step 2: Convert to fraction form
    6,365.06/8,777.31 = 4,239.98/x
  3. Step 3: Cross multiply
    6,365.06x = 8,777.31 × 4,239.98
  4. Step 4: Simplify right side
    6,365.06x = 37,215,618.85
  5. Step 5: Solve for x
    x = 37,215,618.85/6,365.06
  6. Step 6: Final answer
    x = 5,846.86

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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.