Home / 3,170.54-4,755.93-1,090.53

Finding the Fourth Proportional to 3,170.54, 4,755.93 and 1,090.53

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Solution

The fourth proportional to 3,170.54, 4,755.93 and 1,090.53 is: 1,635.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.54 : 4,755.93 = 1,090.53 : x
  2. Step 2: Convert to fraction form
    3,170.54/4,755.93 = 1,090.53/x
  3. Step 3: Cross multiply
    3,170.54x = 4,755.93 × 1,090.53
  4. Step 4: Simplify right side
    3,170.54x = 5,186,486.39
  5. Step 5: Solve for x
    x = 5,186,486.39/3,170.54
  6. Step 6: Final answer
    x = 1,635.84

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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.