Home / 9,873.36-13,618.94-5,892.21

Finding the Fourth Proportional to 9,873.36, 13,618.94 and 5,892.21

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Solution

The fourth proportional to 9,873.36, 13,618.94 and 5,892.21 is: 8,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,873.36 : 13,618.94 = 5,892.21 : x
  2. Step 2: Convert to fraction form
    9,873.36/13,618.94 = 5,892.21/x
  3. Step 3: Cross multiply
    9,873.36x = 13,618.94 × 5,892.21
  4. Step 4: Simplify right side
    9,873.36x = 80,245,625.00
  5. Step 5: Solve for x
    x = 80,245,625.00/9,873.36
  6. Step 6: Final answer
    x = 8,127.49

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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.