Home / 8,085.06-11,157.33-5,102.82

Finding the Fourth Proportional to 8,085.06, 11,157.33 and 5,102.82

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Solution

The fourth proportional to 8,085.06, 11,157.33 and 5,102.82 is: 7,041.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.06 : 11,157.33 = 5,102.82 : x
  2. Step 2: Convert to fraction form
    8,085.06/11,157.33 = 5,102.82/x
  3. Step 3: Cross multiply
    8,085.06x = 11,157.33 × 5,102.82
  4. Step 4: Simplify right side
    8,085.06x = 56,933,846.67
  5. Step 5: Solve for x
    x = 56,933,846.67/8,085.06
  6. Step 6: Final answer
    x = 7,041.86

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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.