Home / 8,051.94-11,111.65-4,515.14

Finding the Fourth Proportional to 8,051.94, 11,111.65 and 4,515.14

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Solution

The fourth proportional to 8,051.94, 11,111.65 and 4,515.14 is: 6,230.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.94 : 11,111.65 = 4,515.14 : x
  2. Step 2: Convert to fraction form
    8,051.94/11,111.65 = 4,515.14/x
  3. Step 3: Cross multiply
    8,051.94x = 11,111.65 × 4,515.14
  4. Step 4: Simplify right side
    8,051.94x = 50,170,671.87
  5. Step 5: Solve for x
    x = 50,170,671.87/8,051.94
  6. Step 6: Final answer
    x = 6,230.88

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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.