Home / 3,451.13-5,173.58-1,370.66

Finding the Fourth Proportional to 3,451.13, 5,173.58 and 1,370.66

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Solution

The fourth proportional to 3,451.13, 5,173.58 and 1,370.66 is: 2,054.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.13 : 5,173.58 = 1,370.66 : x
  2. Step 2: Convert to fraction form
    3,451.13/5,173.58 = 1,370.66/x
  3. Step 3: Cross multiply
    3,451.13x = 5,173.58 × 1,370.66
  4. Step 4: Simplify right side
    3,451.13x = 7,091,230.38
  5. Step 5: Solve for x
    x = 7,091,230.38/3,451.13
  6. Step 6: Final answer
    x = 2,054.75

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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.