Home / 11,555.21-17,334.03-3,764.63

Finding the Fourth Proportional to 11,555.21, 17,334.03 and 3,764.63

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Solution

The fourth proportional to 11,555.21, 17,334.03 and 3,764.63 is: 5,647.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.21 : 17,334.03 = 3,764.63 : x
  2. Step 2: Convert to fraction form
    11,555.21/17,334.03 = 3,764.63/x
  3. Step 3: Cross multiply
    11,555.21x = 17,334.03 × 3,764.63
  4. Step 4: Simplify right side
    11,555.21x = 65,256,209.36
  5. Step 5: Solve for x
    x = 65,256,209.36/11,555.21
  6. Step 6: Final answer
    x = 5,647.34

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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.