Home / 3,070.11-4,237.19-1,743.54

Finding the Fourth Proportional to 3,070.11, 4,237.19 and 1,743.54

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Solution

The fourth proportional to 3,070.11, 4,237.19 and 1,743.54 is: 2,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.11 : 4,237.19 = 1,743.54 : x
  2. Step 2: Convert to fraction form
    3,070.11/4,237.19 = 1,743.54/x
  3. Step 3: Cross multiply
    3,070.11x = 4,237.19 × 1,743.54
  4. Step 4: Simplify right side
    3,070.11x = 7,387,710.25
  5. Step 5: Solve for x
    x = 7,387,710.25/3,070.11
  6. Step 6: Final answer
    x = 2,406.33

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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.