Home / 8,945.22-13,416.28-2,372.06

Finding the Fourth Proportional to 8,945.22, 13,416.28 and 2,372.06

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Solution

The fourth proportional to 8,945.22, 13,416.28 and 2,372.06 is: 3,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.22 : 13,416.28 = 2,372.06 : x
  2. Step 2: Convert to fraction form
    8,945.22/13,416.28 = 2,372.06/x
  3. Step 3: Cross multiply
    8,945.22x = 13,416.28 × 2,372.06
  4. Step 4: Simplify right side
    8,945.22x = 31,824,221.14
  5. Step 5: Solve for x
    x = 31,824,221.14/8,945.22
  6. Step 6: Final answer
    x = 3,557.68

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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.