Home / 6,905.52-9,529.56-3,761.52

Finding the Fourth Proportional to 6,905.52, 9,529.56 and 3,761.52

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Solution

The fourth proportional to 6,905.52, 9,529.56 and 3,761.52 is: 5,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.52 : 9,529.56 = 3,761.52 : x
  2. Step 2: Convert to fraction form
    6,905.52/9,529.56 = 3,761.52/x
  3. Step 3: Cross multiply
    6,905.52x = 9,529.56 × 3,761.52
  4. Step 4: Simplify right side
    6,905.52x = 35,845,630.53
  5. Step 5: Solve for x
    x = 35,845,630.53/6,905.52
  6. Step 6: Final answer
    x = 5,190.87

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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.