Home / 6,905.32-9,529.50-3,761.56

Finding the Fourth Proportional to 6,905.32, 9,529.50 and 3,761.56

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Solution

The fourth proportional to 6,905.32, 9,529.50 and 3,761.56 is: 5,191.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.32 : 9,529.50 = 3,761.56 : x
  2. Step 2: Convert to fraction form
    6,905.32/9,529.50 = 3,761.56/x
  3. Step 3: Cross multiply
    6,905.32x = 9,529.50 × 3,761.56
  4. Step 4: Simplify right side
    6,905.32x = 35,845,786.02
  5. Step 5: Solve for x
    x = 35,845,786.02/6,905.32
  6. Step 6: Final answer
    x = 5,191.04

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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.