Home / 11,270.19-16,880.65-5,714

Finding the Fourth Proportional to 11,270.19, 16,880.65 and 5,714

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Solution

The fourth proportional to 11,270.19, 16,880.65 and 5,714 is: 8,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.19 : 16,880.65 = 5,714 : x
  2. Step 2: Convert to fraction form
    11,270.19/16,880.65 = 5,714/x
  3. Step 3: Cross multiply
    11,270.19x = 16,880.65 × 5,714
  4. Step 4: Simplify right side
    11,270.19x = 96,456,034.10
  5. Step 5: Solve for x
    x = 96,456,034.10/11,270.19
  6. Step 6: Final answer
    x = 8,558.51

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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.