Home / 5,141.72-7,706.41-2,364.57

Finding the Fourth Proportional to 5,141.72, 7,706.41 and 2,364.57

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Solution

The fourth proportional to 5,141.72, 7,706.41 and 2,364.57 is: 3,544.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.72 : 7,706.41 = 2,364.57 : x
  2. Step 2: Convert to fraction form
    5,141.72/7,706.41 = 2,364.57/x
  3. Step 3: Cross multiply
    5,141.72x = 7,706.41 × 2,364.57
  4. Step 4: Simplify right side
    5,141.72x = 18,222,339.98
  5. Step 5: Solve for x
    x = 18,222,339.98/5,141.72
  6. Step 6: Final answer
    x = 3,544.01

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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.