Home / 8,954.23-12,356.24-4,920.97

Finding the Fourth Proportional to 8,954.23, 12,356.24 and 4,920.97

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Solution

The fourth proportional to 8,954.23, 12,356.24 and 4,920.97 is: 6,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.23 : 12,356.24 = 4,920.97 : x
  2. Step 2: Convert to fraction form
    8,954.23/12,356.24 = 4,920.97/x
  3. Step 3: Cross multiply
    8,954.23x = 12,356.24 × 4,920.97
  4. Step 4: Simplify right side
    8,954.23x = 60,804,740.75
  5. Step 5: Solve for x
    x = 60,804,740.75/8,954.23
  6. Step 6: Final answer
    x = 6,790.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.