Home / 7,585.94-11,381.62-3,889.91

Finding the Fourth Proportional to 7,585.94, 11,381.62 and 3,889.91

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Solution

The fourth proportional to 7,585.94, 11,381.62 and 3,889.91 is: 5,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.94 : 11,381.62 = 3,889.91 : x
  2. Step 2: Convert to fraction form
    7,585.94/11,381.62 = 3,889.91/x
  3. Step 3: Cross multiply
    7,585.94x = 11,381.62 × 3,889.91
  4. Step 4: Simplify right side
    7,585.94x = 44,273,496.18
  5. Step 5: Solve for x
    x = 44,273,496.18/7,585.94
  6. Step 6: Final answer
    x = 5,836.26

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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.