Home / 6,915.11-10,373.88-2,236.15

Finding the Fourth Proportional to 6,915.11, 10,373.88 and 2,236.15

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Solution

The fourth proportional to 6,915.11, 10,373.88 and 2,236.15 is: 3,354.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.11 : 10,373.88 = 2,236.15 : x
  2. Step 2: Convert to fraction form
    6,915.11/10,373.88 = 2,236.15/x
  3. Step 3: Cross multiply
    6,915.11x = 10,373.88 × 2,236.15
  4. Step 4: Simplify right side
    6,915.11x = 23,197,499.89
  5. Step 5: Solve for x
    x = 23,197,499.89/6,915.11
  6. Step 6: Final answer
    x = 3,354.61

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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.