Home / 11,090.82-15,220.15-10,464.80

Finding the Fourth Proportional to 11,090.82, 15,220.15 and 10,464.80

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Solution

The fourth proportional to 11,090.82, 15,220.15 and 10,464.80 is: 14,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.82 : 15,220.15 = 10,464.80 : x
  2. Step 2: Convert to fraction form
    11,090.82/15,220.15 = 10,464.80/x
  3. Step 3: Cross multiply
    11,090.82x = 15,220.15 × 10,464.80
  4. Step 4: Simplify right side
    11,090.82x = 159,275,782.32
  5. Step 5: Solve for x
    x = 159,275,782.32/11,090.82
  6. Step 6: Final answer
    x = 14,361.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.