Home / 3,923.60-5,884.96-2,458.32

Finding the Fourth Proportional to 3,923.60, 5,884.96 and 2,458.32

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Solution

The fourth proportional to 3,923.60, 5,884.96 and 2,458.32 is: 3,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.60 : 5,884.96 = 2,458.32 : x
  2. Step 2: Convert to fraction form
    3,923.60/5,884.96 = 2,458.32/x
  3. Step 3: Cross multiply
    3,923.60x = 5,884.96 × 2,458.32
  4. Step 4: Simplify right side
    3,923.60x = 14,467,114.87
  5. Step 5: Solve for x
    x = 14,467,114.87/3,923.60
  6. Step 6: Final answer
    x = 3,687.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.