Home / 6,351.25-8,764.59-3,835.45

Finding the Fourth Proportional to 6,351.25, 8,764.59 and 3,835.45

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Solution

The fourth proportional to 6,351.25, 8,764.59 and 3,835.45 is: 5,292.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.25 : 8,764.59 = 3,835.45 : x
  2. Step 2: Convert to fraction form
    6,351.25/8,764.59 = 3,835.45/x
  3. Step 3: Cross multiply
    6,351.25x = 8,764.59 × 3,835.45
  4. Step 4: Simplify right side
    6,351.25x = 33,616,146.72
  5. Step 5: Solve for x
    x = 33,616,146.72/6,351.25
  6. Step 6: Final answer
    x = 5,292.84

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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.