Home / 10,813.88-16,225.06-4,238.94

Finding the Fourth Proportional to 10,813.88, 16,225.06 and 4,238.94

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Solution

The fourth proportional to 10,813.88, 16,225.06 and 4,238.94 is: 6,360.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.88 : 16,225.06 = 4,238.94 : x
  2. Step 2: Convert to fraction form
    10,813.88/16,225.06 = 4,238.94/x
  3. Step 3: Cross multiply
    10,813.88x = 16,225.06 × 4,238.94
  4. Step 4: Simplify right side
    10,813.88x = 68,777,055.84
  5. Step 5: Solve for x
    x = 68,777,055.84/10,813.88
  6. Step 6: Final answer
    x = 6,360.07

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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.