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Finding the Fourth Proportional to 2,507.37, 3,458.07 and 1,879.37

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Solution

The fourth proportional to 2,507.37, 3,458.07 and 1,879.37 is: 2,591.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.37 : 3,458.07 = 1,879.37 : x
  2. Step 2: Convert to fraction form
    2,507.37/3,458.07 = 1,879.37/x
  3. Step 3: Cross multiply
    2,507.37x = 3,458.07 × 1,879.37
  4. Step 4: Simplify right side
    2,507.37x = 6,498,993.02
  5. Step 5: Solve for x
    x = 6,498,993.02/2,507.37
  6. Step 6: Final answer
    x = 2,591.96

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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.