Home / 7,365.64-11,048.14-2,171.56

Finding the Fourth Proportional to 7,365.64, 11,048.14 and 2,171.56

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Solution

The fourth proportional to 7,365.64, 11,048.14 and 2,171.56 is: 3,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.64 : 11,048.14 = 2,171.56 : x
  2. Step 2: Convert to fraction form
    7,365.64/11,048.14 = 2,171.56/x
  3. Step 3: Cross multiply
    7,365.64x = 11,048.14 × 2,171.56
  4. Step 4: Simplify right side
    7,365.64x = 23,991,698.90
  5. Step 5: Solve for x
    x = 23,991,698.90/7,365.64
  6. Step 6: Final answer
    x = 3,257.25

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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.