Home / 8,954.22-13,436.73-7,111.74

Finding the Fourth Proportional to 8,954.22, 13,436.73 and 7,111.74

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Solution

The fourth proportional to 8,954.22, 13,436.73 and 7,111.74 is: 10,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.22 : 13,436.73 = 7,111.74 : x
  2. Step 2: Convert to fraction form
    8,954.22/13,436.73 = 7,111.74/x
  3. Step 3: Cross multiply
    8,954.22x = 13,436.73 × 7,111.74
  4. Step 4: Simplify right side
    8,954.22x = 95,558,530.21
  5. Step 5: Solve for x
    x = 95,558,530.21/8,954.22
  6. Step 6: Final answer
    x = 10,671.90

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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.