Home / 10,908.97-16,368.31-5,713.63

Finding the Fourth Proportional to 10,908.97, 16,368.31 and 5,713.63

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Solution

The fourth proportional to 10,908.97, 16,368.31 and 5,713.63 is: 8,572.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,908.97 : 16,368.31 = 5,713.63 : x
  2. Step 2: Convert to fraction form
    10,908.97/16,368.31 = 5,713.63/x
  3. Step 3: Cross multiply
    10,908.97x = 16,368.31 × 5,713.63
  4. Step 4: Simplify right side
    10,908.97x = 93,522,467.07
  5. Step 5: Solve for x
    x = 93,522,467.07/10,908.97
  6. Step 6: Final answer
    x = 8,572.99

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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.