Home / 6,889.08-10,342.80-3,604.80

Finding the Fourth Proportional to 6,889.08, 10,342.80 and 3,604.80

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Solution

The fourth proportional to 6,889.08, 10,342.80 and 3,604.80 is: 5,412.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889.08 : 10,342.80 = 3,604.80 : x
  2. Step 2: Convert to fraction form
    6,889.08/10,342.80 = 3,604.80/x
  3. Step 3: Cross multiply
    6,889.08x = 10,342.80 × 3,604.80
  4. Step 4: Simplify right side
    6,889.08x = 37,283,725.44
  5. Step 5: Solve for x
    x = 37,283,725.44/6,889.08
  6. Step 6: Final answer
    x = 5,412.00

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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.