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Finding the Fourth Proportional to 7,392.19, 11,084.46 and 2,711.00

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Solution

The fourth proportional to 7,392.19, 11,084.46 and 2,711.00 is: 4,065.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.19 : 11,084.46 = 2,711.00 : x
  2. Step 2: Convert to fraction form
    7,392.19/11,084.46 = 2,711.00/x
  3. Step 3: Cross multiply
    7,392.19x = 11,084.46 × 2,711.00
  4. Step 4: Simplify right side
    7,392.19x = 30,049,915.64
  5. Step 5: Solve for x
    x = 30,049,915.64/7,392.19
  6. Step 6: Final answer
    x = 4,065.09

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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.