Home / 6,910.36-9,536.26-3,925.60

Finding the Fourth Proportional to 6,910.36, 9,536.26 and 3,925.60

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Solution

The fourth proportional to 6,910.36, 9,536.26 and 3,925.60 is: 5,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.36 : 9,536.26 = 3,925.60 : x
  2. Step 2: Convert to fraction form
    6,910.36/9,536.26 = 3,925.60/x
  3. Step 3: Cross multiply
    6,910.36x = 9,536.26 × 3,925.60
  4. Step 4: Simplify right side
    6,910.36x = 37,435,542.26
  5. Step 5: Solve for x
    x = 37,435,542.26/6,910.36
  6. Step 6: Final answer
    x = 5,417.31

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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.