Home / 10,839.42-16,256.97-4,995.18

Finding the Fourth Proportional to 10,839.42, 16,256.97 and 4,995.18

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Solution

The fourth proportional to 10,839.42, 16,256.97 and 4,995.18 is: 7,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.42 : 16,256.97 = 4,995.18 : x
  2. Step 2: Convert to fraction form
    10,839.42/16,256.97 = 4,995.18/x
  3. Step 3: Cross multiply
    10,839.42x = 16,256.97 × 4,995.18
  4. Step 4: Simplify right side
    10,839.42x = 81,206,491.40
  5. Step 5: Solve for x
    x = 81,206,491.40/10,839.42
  6. Step 6: Final answer
    x = 7,491.77

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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.