Home / 3,095.24-4,274.64-2,379.60

Finding the Fourth Proportional to 3,095.24, 4,274.64 and 2,379.60

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Solution

The fourth proportional to 3,095.24, 4,274.64 and 2,379.60 is: 3,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.24 : 4,274.64 = 2,379.60 : x
  2. Step 2: Convert to fraction form
    3,095.24/4,274.64 = 2,379.60/x
  3. Step 3: Cross multiply
    3,095.24x = 4,274.64 × 2,379.60
  4. Step 4: Simplify right side
    3,095.24x = 10,171,933.34
  5. Step 5: Solve for x
    x = 10,171,933.34/3,095.24
  6. Step 6: Final answer
    x = 3,286.32

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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.