Home / 7,733.31-11,599.74-1,889.79

Finding the Fourth Proportional to 7,733.31, 11,599.74 and 1,889.79

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Solution

The fourth proportional to 7,733.31, 11,599.74 and 1,889.79 is: 2,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,733.31 : 11,599.74 = 1,889.79 : x
  2. Step 2: Convert to fraction form
    7,733.31/11,599.74 = 1,889.79/x
  3. Step 3: Cross multiply
    7,733.31x = 11,599.74 × 1,889.79
  4. Step 4: Simplify right side
    7,733.31x = 21,921,072.65
  5. Step 5: Solve for x
    x = 21,921,072.65/7,733.31
  6. Step 6: Final answer
    x = 2,834.63

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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.