Home / 6,915.31-10,370.69-2,234.21

Finding the Fourth Proportional to 6,915.31, 10,370.69 and 2,234.21

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Solution

The fourth proportional to 6,915.31, 10,370.69 and 2,234.21 is: 3,350.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915.31 : 10,370.69 = 2,234.21 : x
  2. Step 2: Convert to fraction form
    6,915.31/10,370.69 = 2,234.21/x
  3. Step 3: Cross multiply
    6,915.31x = 10,370.69 × 2,234.21
  4. Step 4: Simplify right side
    6,915.31x = 23,170,314.06
  5. Step 5: Solve for x
    x = 23,170,314.06/6,915.31
  6. Step 6: Final answer
    x = 3,350.58

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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.