Home / 8,681.90-13,022.70-2,441.84

Finding the Fourth Proportional to 8,681.90, 13,022.70 and 2,441.84

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Solution

The fourth proportional to 8,681.90, 13,022.70 and 2,441.84 is: 3,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.90 : 13,022.70 = 2,441.84 : x
  2. Step 2: Convert to fraction form
    8,681.90/13,022.70 = 2,441.84/x
  3. Step 3: Cross multiply
    8,681.90x = 13,022.70 × 2,441.84
  4. Step 4: Simplify right side
    8,681.90x = 31,799,349.77
  5. Step 5: Solve for x
    x = 31,799,349.77/8,681.90
  6. Step 6: Final answer
    x = 3,662.72

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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.