Home / 10,954.91-16,440.28-4,382.93

Finding the Fourth Proportional to 10,954.91, 16,440.28 and 4,382.93

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Solution

The fourth proportional to 10,954.91, 16,440.28 and 4,382.93 is: 6,577.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.91 : 16,440.28 = 4,382.93 : x
  2. Step 2: Convert to fraction form
    10,954.91/16,440.28 = 4,382.93/x
  3. Step 3: Cross multiply
    10,954.91x = 16,440.28 × 4,382.93
  4. Step 4: Simplify right side
    10,954.91x = 72,056,596.42
  5. Step 5: Solve for x
    x = 72,056,596.42/10,954.91
  6. Step 6: Final answer
    x = 6,577.56

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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.