Home / 7,823.34-11,723.97-4,118.10

Finding the Fourth Proportional to 7,823.34, 11,723.97 and 4,118.10

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Solution

The fourth proportional to 7,823.34, 11,723.97 and 4,118.10 is: 6,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.34 : 11,723.97 = 4,118.10 : x
  2. Step 2: Convert to fraction form
    7,823.34/11,723.97 = 4,118.10/x
  3. Step 3: Cross multiply
    7,823.34x = 11,723.97 × 4,118.10
  4. Step 4: Simplify right side
    7,823.34x = 48,280,480.86
  5. Step 5: Solve for x
    x = 48,280,480.86/7,823.34
  6. Step 6: Final answer
    x = 6,171.34

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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.