Home / 3,169.96-4,754.77-1,090.15

Finding the Fourth Proportional to 3,169.96, 4,754.77 and 1,090.15

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Solution

The fourth proportional to 3,169.96, 4,754.77 and 1,090.15 is: 1,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.96 : 4,754.77 = 1,090.15 : x
  2. Step 2: Convert to fraction form
    3,169.96/4,754.77 = 1,090.15/x
  3. Step 3: Cross multiply
    3,169.96x = 4,754.77 × 1,090.15
  4. Step 4: Simplify right side
    3,169.96x = 5,183,412.52
  5. Step 5: Solve for x
    x = 5,183,412.52/3,169.96
  6. Step 6: Final answer
    x = 1,635.17

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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.