Home / 3,460.13-5,190.19-1,151.63

Finding the Fourth Proportional to 3,460.13, 5,190.19 and 1,151.63

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Solution

The fourth proportional to 3,460.13, 5,190.19 and 1,151.63 is: 1,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.13 : 5,190.19 = 1,151.63 : x
  2. Step 2: Convert to fraction form
    3,460.13/5,190.19 = 1,151.63/x
  3. Step 3: Cross multiply
    3,460.13x = 5,190.19 × 1,151.63
  4. Step 4: Simplify right side
    3,460.13x = 5,977,149.68
  5. Step 5: Solve for x
    x = 5,977,149.68/3,460.13
  6. Step 6: Final answer
    x = 1,727.44

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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.