Home / 9,015.15-13,529.88-6,261.33

Finding the Fourth Proportional to 9,015.15, 13,529.88 and 6,261.33

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Solution

The fourth proportional to 9,015.15, 13,529.88 and 6,261.33 is: 9,396.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.15 : 13,529.88 = 6,261.33 : x
  2. Step 2: Convert to fraction form
    9,015.15/13,529.88 = 6,261.33/x
  3. Step 3: Cross multiply
    9,015.15x = 13,529.88 × 6,261.33
  4. Step 4: Simplify right side
    9,015.15x = 84,715,043.54
  5. Step 5: Solve for x
    x = 84,715,043.54/9,015.15
  6. Step 6: Final answer
    x = 9,396.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.