Home / 9,015.19-13,522.80-2,441.20

Finding the Fourth Proportional to 9,015.19, 13,522.80 and 2,441.20

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Solution

The fourth proportional to 9,015.19, 13,522.80 and 2,441.20 is: 3,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.19 : 13,522.80 = 2,441.20 : x
  2. Step 2: Convert to fraction form
    9,015.19/13,522.80 = 2,441.20/x
  3. Step 3: Cross multiply
    9,015.19x = 13,522.80 × 2,441.20
  4. Step 4: Simplify right side
    9,015.19x = 33,011,859.36
  5. Step 5: Solve for x
    x = 33,011,859.36/9,015.19
  6. Step 6: Final answer
    x = 3,661.80

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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.