Home / 9,181.46-13,759.84-5,015.22

Finding the Fourth Proportional to 9,181.46, 13,759.84 and 5,015.22

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Solution

The fourth proportional to 9,181.46, 13,759.84 and 5,015.22 is: 7,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.46 : 13,759.84 = 5,015.22 : x
  2. Step 2: Convert to fraction form
    9,181.46/13,759.84 = 5,015.22/x
  3. Step 3: Cross multiply
    9,181.46x = 13,759.84 × 5,015.22
  4. Step 4: Simplify right side
    9,181.46x = 69,008,624.76
  5. Step 5: Solve for x
    x = 69,008,624.76/9,181.46
  6. Step 6: Final answer
    x = 7,516.08

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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.