Home / 2,287.37-3,154.26-1,866.37

Finding the Fourth Proportional to 2,287.37, 3,154.26 and 1,866.37

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Solution

The fourth proportional to 2,287.37, 3,154.26 and 1,866.37 is: 2,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287.37 : 3,154.26 = 1,866.37 : x
  2. Step 2: Convert to fraction form
    2,287.37/3,154.26 = 1,866.37/x
  3. Step 3: Cross multiply
    2,287.37x = 3,154.26 × 1,866.37
  4. Step 4: Simplify right side
    2,287.37x = 5,887,016.24
  5. Step 5: Solve for x
    x = 5,887,016.24/2,287.37
  6. Step 6: Final answer
    x = 2,573.71

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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.