Home / 10,696.90-16,053.23-5,074.58

Finding the Fourth Proportional to 10,696.90, 16,053.23 and 5,074.58

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Solution

The fourth proportional to 10,696.90, 16,053.23 and 5,074.58 is: 7,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,696.90 : 16,053.23 = 5,074.58 : x
  2. Step 2: Convert to fraction form
    10,696.90/16,053.23 = 5,074.58/x
  3. Step 3: Cross multiply
    10,696.90x = 16,053.23 × 5,074.58
  4. Step 4: Simplify right side
    10,696.90x = 81,463,414.65
  5. Step 5: Solve for x
    x = 81,463,414.65/10,696.90
  6. Step 6: Final answer
    x = 7,615.61

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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.