Home / 9,220.19-13,832.06-2,981.75

Finding the Fourth Proportional to 9,220.19, 13,832.06 and 2,981.75

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Solution

The fourth proportional to 9,220.19, 13,832.06 and 2,981.75 is: 4,473.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.19 : 13,832.06 = 2,981.75 : x
  2. Step 2: Convert to fraction form
    9,220.19/13,832.06 = 2,981.75/x
  3. Step 3: Cross multiply
    9,220.19x = 13,832.06 × 2,981.75
  4. Step 4: Simplify right side
    9,220.19x = 41,243,660.84
  5. Step 5: Solve for x
    x = 41,243,660.84/9,220.19
  6. Step 6: Final answer
    x = 4,473.19

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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.