Home / 2,310.08-3,458.30-1,485.90

Finding the Fourth Proportional to 2,310.08, 3,458.30 and 1,485.90

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Solution

The fourth proportional to 2,310.08, 3,458.30 and 1,485.90 is: 2,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.08 : 3,458.30 = 1,485.90 : x
  2. Step 2: Convert to fraction form
    2,310.08/3,458.30 = 1,485.90/x
  3. Step 3: Cross multiply
    2,310.08x = 3,458.30 × 1,485.90
  4. Step 4: Simplify right side
    2,310.08x = 5,138,680.54
  5. Step 5: Solve for x
    x = 5,138,680.54/2,310.08
  6. Step 6: Final answer
    x = 2,224.46

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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.