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Finding the Fourth Proportional to 3,294.99, 4,938.03 and 3,084.79

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Solution

The fourth proportional to 3,294.99, 4,938.03 and 3,084.79 is: 4,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.99 : 4,938.03 = 3,084.79 : x
  2. Step 2: Convert to fraction form
    3,294.99/4,938.03 = 3,084.79/x
  3. Step 3: Cross multiply
    3,294.99x = 4,938.03 × 3,084.79
  4. Step 4: Simplify right side
    3,294.99x = 15,232,785.56
  5. Step 5: Solve for x
    x = 15,232,785.56/3,294.99
  6. Step 6: Final answer
    x = 4,623.01

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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.