Home / 11,555.64-17,336.34-3,765.24

Finding the Fourth Proportional to 11,555.64, 17,336.34 and 3,765.24

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Solution

The fourth proportional to 11,555.64, 17,336.34 and 3,765.24 is: 5,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.64 : 17,336.34 = 3,765.24 : x
  2. Step 2: Convert to fraction form
    11,555.64/17,336.34 = 3,765.24/x
  3. Step 3: Cross multiply
    11,555.64x = 17,336.34 × 3,765.24
  4. Step 4: Simplify right side
    11,555.64x = 65,275,480.82
  5. Step 5: Solve for x
    x = 65,275,480.82/11,555.64
  6. Step 6: Final answer
    x = 5,648.80

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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.