Home / 8,681.24-13,020.44-2,441.68

Finding the Fourth Proportional to 8,681.24, 13,020.44 and 2,441.68

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Solution

The fourth proportional to 8,681.24, 13,020.44 and 2,441.68 is: 3,662.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.24 : 13,020.44 = 2,441.68 : x
  2. Step 2: Convert to fraction form
    8,681.24/13,020.44 = 2,441.68/x
  3. Step 3: Cross multiply
    8,681.24x = 13,020.44 × 2,441.68
  4. Step 4: Simplify right side
    8,681.24x = 31,791,747.94
  5. Step 5: Solve for x
    x = 31,791,747.94/8,681.24
  6. Step 6: Final answer
    x = 3,662.12

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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.