Home / 3,025.09-4,174.62-1,698.88

Finding the Fourth Proportional to 3,025.09, 4,174.62 and 1,698.88

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Solution

The fourth proportional to 3,025.09, 4,174.62 and 1,698.88 is: 2,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.09 : 4,174.62 = 1,698.88 : x
  2. Step 2: Convert to fraction form
    3,025.09/4,174.62 = 1,698.88/x
  3. Step 3: Cross multiply
    3,025.09x = 4,174.62 × 1,698.88
  4. Step 4: Simplify right side
    3,025.09x = 7,092,157.55
  5. Step 5: Solve for x
    x = 7,092,157.55/3,025.09
  6. Step 6: Final answer
    x = 2,344.45

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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.