Home / 9,804.20-13,529.88-5,327.96

Finding the Fourth Proportional to 9,804.20, 13,529.88 and 5,327.96

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Solution

The fourth proportional to 9,804.20, 13,529.88 and 5,327.96 is: 7,352.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,804.20 : 13,529.88 = 5,327.96 : x
  2. Step 2: Convert to fraction form
    9,804.20/13,529.88 = 5,327.96/x
  3. Step 3: Cross multiply
    9,804.20x = 13,529.88 × 5,327.96
  4. Step 4: Simplify right side
    9,804.20x = 72,086,659.44
  5. Step 5: Solve for x
    x = 72,086,659.44/9,804.20
  6. Step 6: Final answer
    x = 7,352.63

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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.