Home / 7,790.88-10,735.97-5,548.80

Finding the Fourth Proportional to 7,790.88, 10,735.97 and 5,548.80

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Solution

The fourth proportional to 7,790.88, 10,735.97 and 5,548.80 is: 7,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.88 : 10,735.97 = 5,548.80 : x
  2. Step 2: Convert to fraction form
    7,790.88/10,735.97 = 5,548.80/x
  3. Step 3: Cross multiply
    7,790.88x = 10,735.97 × 5,548.80
  4. Step 4: Simplify right side
    7,790.88x = 59,571,722.59
  5. Step 5: Solve for x
    x = 59,571,722.59/7,790.88
  6. Step 6: Final answer
    x = 7,646.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.