Home / 3,070.12-4,236.77-1,743.83

Finding the Fourth Proportional to 3,070.12, 4,236.77 and 1,743.83

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Solution

The fourth proportional to 3,070.12, 4,236.77 and 1,743.83 is: 2,406.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.12 : 4,236.77 = 1,743.83 : x
  2. Step 2: Convert to fraction form
    3,070.12/4,236.77 = 1,743.83/x
  3. Step 3: Cross multiply
    3,070.12x = 4,236.77 × 1,743.83
  4. Step 4: Simplify right side
    3,070.12x = 7,388,221.58
  5. Step 5: Solve for x
    x = 7,388,221.58/3,070.12
  6. Step 6: Final answer
    x = 2,406.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.