Home / 11,090.54-16,630.96-4,160.18

Finding the Fourth Proportional to 11,090.54, 16,630.96 and 4,160.18

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Solution

The fourth proportional to 11,090.54, 16,630.96 and 4,160.18 is: 6,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.54 : 16,630.96 = 4,160.18 : x
  2. Step 2: Convert to fraction form
    11,090.54/16,630.96 = 4,160.18/x
  3. Step 3: Cross multiply
    11,090.54x = 16,630.96 × 4,160.18
  4. Step 4: Simplify right side
    11,090.54x = 69,187,787.17
  5. Step 5: Solve for x
    x = 69,187,787.17/11,090.54
  6. Step 6: Final answer
    x = 6,238.45

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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.