Home / 10,696.42-16,040.57-4,283.04

Finding the Fourth Proportional to 10,696.42, 16,040.57 and 4,283.04

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Solution

The fourth proportional to 10,696.42, 16,040.57 and 4,283.04 is: 6,422.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.42 : 16,040.57 = 4,283.04 : x
  2. Step 2: Convert to fraction form
    10,696.42/16,040.57 = 4,283.04/x
  3. Step 3: Cross multiply
    10,696.42x = 16,040.57 × 4,283.04
  4. Step 4: Simplify right side
    10,696.42x = 68,702,381.52
  5. Step 5: Solve for x
    x = 68,702,381.52/10,696.42
  6. Step 6: Final answer
    x = 6,422.94

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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.