Home / 8,447.48-12,673.14-2,900.60

Finding the Fourth Proportional to 8,447.48, 12,673.14 and 2,900.60

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Solution

The fourth proportional to 8,447.48, 12,673.14 and 2,900.60 is: 4,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447.48 : 12,673.14 = 2,900.60 : x
  2. Step 2: Convert to fraction form
    8,447.48/12,673.14 = 2,900.60/x
  3. Step 3: Cross multiply
    8,447.48x = 12,673.14 × 2,900.60
  4. Step 4: Simplify right side
    8,447.48x = 36,759,709.88
  5. Step 5: Solve for x
    x = 36,759,709.88/8,447.48
  6. Step 6: Final answer
    x = 4,351.56

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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.