Home / 7,915.49-11,873.00-3,234.17

Finding the Fourth Proportional to 7,915.49, 11,873.00 and 3,234.17

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Solution

The fourth proportional to 7,915.49, 11,873.00 and 3,234.17 is: 4,851.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915.49 : 11,873.00 = 3,234.17 : x
  2. Step 2: Convert to fraction form
    7,915.49/11,873.00 = 3,234.17/x
  3. Step 3: Cross multiply
    7,915.49x = 11,873.00 × 3,234.17
  4. Step 4: Simplify right side
    7,915.49x = 38,399,224.87
  5. Step 5: Solve for x
    x = 38,399,224.87/7,915.49
  6. Step 6: Final answer
    x = 4,851.15

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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.