Home / 3,025.17-4,174.92-1,698.66

Finding the Fourth Proportional to 3,025.17, 4,174.92 and 1,698.66

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Solution

The fourth proportional to 3,025.17, 4,174.92 and 1,698.66 is: 2,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.17 : 4,174.92 = 1,698.66 : x
  2. Step 2: Convert to fraction form
    3,025.17/4,174.92 = 1,698.66/x
  3. Step 3: Cross multiply
    3,025.17x = 4,174.92 × 1,698.66
  4. Step 4: Simplify right side
    3,025.17x = 7,091,769.61
  5. Step 5: Solve for x
    x = 7,091,769.61/3,025.17
  6. Step 6: Final answer
    x = 2,344.25

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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.