Home / 8,812.42-13,214.79-2,967.46

Finding the Fourth Proportional to 8,812.42, 13,214.79 and 2,967.46

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Solution

The fourth proportional to 8,812.42, 13,214.79 and 2,967.46 is: 4,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,812.42 : 13,214.79 = 2,967.46 : x
  2. Step 2: Convert to fraction form
    8,812.42/13,214.79 = 2,967.46/x
  3. Step 3: Cross multiply
    8,812.42x = 13,214.79 × 2,967.46
  4. Step 4: Simplify right side
    8,812.42x = 39,214,360.73
  5. Step 5: Solve for x
    x = 39,214,360.73/8,812.42
  6. Step 6: Final answer
    x = 4,449.90

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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.