Home / 10,688.41-16,028.77-6,247.59

Finding the Fourth Proportional to 10,688.41, 16,028.77 and 6,247.59

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Solution

The fourth proportional to 10,688.41, 16,028.77 and 6,247.59 is: 9,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.41 : 16,028.77 = 6,247.59 : x
  2. Step 2: Convert to fraction form
    10,688.41/16,028.77 = 6,247.59/x
  3. Step 3: Cross multiply
    10,688.41x = 16,028.77 × 6,247.59
  4. Step 4: Simplify right side
    10,688.41x = 100,141,183.16
  5. Step 5: Solve for x
    x = 100,141,183.16/10,688.41
  6. Step 6: Final answer
    x = 9,369.14

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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.