Home / 2,177.07-3,004.27-1,182.33

Finding the Fourth Proportional to 2,177.07, 3,004.27 and 1,182.33

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Solution

The fourth proportional to 2,177.07, 3,004.27 and 1,182.33 is: 1,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.07 : 3,004.27 = 1,182.33 : x
  2. Step 2: Convert to fraction form
    2,177.07/3,004.27 = 1,182.33/x
  3. Step 3: Cross multiply
    2,177.07x = 3,004.27 × 1,182.33
  4. Step 4: Simplify right side
    2,177.07x = 3,552,023.53
  5. Step 5: Solve for x
    x = 3,552,023.53/2,177.07
  6. Step 6: Final answer
    x = 1,631.56

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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.