Home / 2,177.26-3,004.64-1,182.55

Finding the Fourth Proportional to 2,177.26, 3,004.64 and 1,182.55

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Solution

The fourth proportional to 2,177.26, 3,004.64 and 1,182.55 is: 1,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.26 : 3,004.64 = 1,182.55 : x
  2. Step 2: Convert to fraction form
    2,177.26/3,004.64 = 1,182.55/x
  3. Step 3: Cross multiply
    2,177.26x = 3,004.64 × 1,182.55
  4. Step 4: Simplify right side
    2,177.26x = 3,553,137.03
  5. Step 5: Solve for x
    x = 3,553,137.03/2,177.26
  6. Step 6: Final answer
    x = 1,631.93

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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.