Home / 10,814.97-16,222.47-4,240.32

Finding the Fourth Proportional to 10,814.97, 16,222.47 and 4,240.32

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Solution

The fourth proportional to 10,814.97, 16,222.47 and 4,240.32 is: 6,360.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.97 : 16,222.47 = 4,240.32 : x
  2. Step 2: Convert to fraction form
    10,814.97/16,222.47 = 4,240.32/x
  3. Step 3: Cross multiply
    10,814.97x = 16,222.47 × 4,240.32
  4. Step 4: Simplify right side
    10,814.97x = 68,788,463.99
  5. Step 5: Solve for x
    x = 68,788,463.99/10,814.97
  6. Step 6: Final answer
    x = 6,360.49

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Similar ratio
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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.