Home / 3,166.70-4,369.55-1,750.21

Finding the Fourth Proportional to 3,166.70, 4,369.55 and 1,750.21

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Solution

The fourth proportional to 3,166.70, 4,369.55 and 1,750.21 is: 2,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.70 : 4,369.55 = 1,750.21 : x
  2. Step 2: Convert to fraction form
    3,166.70/4,369.55 = 1,750.21/x
  3. Step 3: Cross multiply
    3,166.70x = 4,369.55 × 1,750.21
  4. Step 4: Simplify right side
    3,166.70x = 7,647,610.43
  5. Step 5: Solve for x
    x = 7,647,610.43/3,166.70
  6. Step 6: Final answer
    x = 2,415.01

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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.