Home / 11,318.01-16,968.51-5,768.70

Finding the Fourth Proportional to 11,318.01, 16,968.51 and 5,768.70

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Solution

The fourth proportional to 11,318.01, 16,968.51 and 5,768.70 is: 8,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318.01 : 16,968.51 = 5,768.70 : x
  2. Step 2: Convert to fraction form
    11,318.01/16,968.51 = 5,768.70/x
  3. Step 3: Cross multiply
    11,318.01x = 16,968.51 × 5,768.70
  4. Step 4: Simplify right side
    11,318.01x = 97,886,243.64
  5. Step 5: Solve for x
    x = 97,886,243.64/11,318.01
  6. Step 6: Final answer
    x = 8,648.72

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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.