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Finding the Fourth Proportional to 7,653.94, 11,482.18 and 2,722.54

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Solution

The fourth proportional to 7,653.94, 11,482.18 and 2,722.54 is: 4,084.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.94 : 11,482.18 = 2,722.54 : x
  2. Step 2: Convert to fraction form
    7,653.94/11,482.18 = 2,722.54/x
  3. Step 3: Cross multiply
    7,653.94x = 11,482.18 × 2,722.54
  4. Step 4: Simplify right side
    7,653.94x = 31,260,694.34
  5. Step 5: Solve for x
    x = 31,260,694.34/7,653.94
  6. Step 6: Final answer
    x = 4,084.26

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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.