Home / 4,669.24-6,991.44-4,115.68

Finding the Fourth Proportional to 4,669.24, 6,991.44 and 4,115.68

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Solution

The fourth proportional to 4,669.24, 6,991.44 and 4,115.68 is: 6,162.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.24 : 6,991.44 = 4,115.68 : x
  2. Step 2: Convert to fraction form
    4,669.24/6,991.44 = 4,115.68/x
  3. Step 3: Cross multiply
    4,669.24x = 6,991.44 × 4,115.68
  4. Step 4: Simplify right side
    4,669.24x = 28,774,529.78
  5. Step 5: Solve for x
    x = 28,774,529.78/4,669.24
  6. Step 6: Final answer
    x = 6,162.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.