Home / 6,915.42-10,371.60-2,235.84

Finding the Fourth Proportional to 6,915.42, 10,371.60 and 2,235.84

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Solution

The fourth proportional to 6,915.42, 10,371.60 and 2,235.84 is: 3,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.42 : 10,371.60 = 2,235.84 : x
  2. Step 2: Convert to fraction form
    6,915.42/10,371.60 = 2,235.84/x
  3. Step 3: Cross multiply
    6,915.42x = 10,371.60 × 2,235.84
  4. Step 4: Simplify right side
    6,915.42x = 23,189,238.14
  5. Step 5: Solve for x
    x = 23,189,238.14/6,915.42
  6. Step 6: Final answer
    x = 3,353.27

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1.5x scale

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.