Home / 7,627.24-11,424.84-3,918.16

Finding the Fourth Proportional to 7,627.24, 11,424.84 and 3,918.16

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Solution

The fourth proportional to 7,627.24, 11,424.84 and 3,918.16 is: 5,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.24 : 11,424.84 = 3,918.16 : x
  2. Step 2: Convert to fraction form
    7,627.24/11,424.84 = 3,918.16/x
  3. Step 3: Cross multiply
    7,627.24x = 11,424.84 × 3,918.16
  4. Step 4: Simplify right side
    7,627.24x = 44,764,351.09
  5. Step 5: Solve for x
    x = 44,764,351.09/7,627.24
  6. Step 6: Final answer
    x = 5,869.01

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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.