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Finding the Fourth Proportional to 6,297.93, 9,446.45 and 1,915.13

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Solution

The fourth proportional to 6,297.93, 9,446.45 and 1,915.13 is: 2,872.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297.93 : 9,446.45 = 1,915.13 : x
  2. Step 2: Convert to fraction form
    6,297.93/9,446.45 = 1,915.13/x
  3. Step 3: Cross multiply
    6,297.93x = 9,446.45 × 1,915.13
  4. Step 4: Simplify right side
    6,297.93x = 18,091,122.98
  5. Step 5: Solve for x
    x = 18,091,122.98/6,297.93
  6. Step 6: Final answer
    x = 2,872.55

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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.