Home / 3,166.70-4,370.05-1,750.43

Finding the Fourth Proportional to 3,166.70, 4,370.05 and 1,750.43

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Solution

The fourth proportional to 3,166.70, 4,370.05 and 1,750.43 is: 2,415.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.70 : 4,370.05 = 1,750.43 : x
  2. Step 2: Convert to fraction form
    3,166.70/4,370.05 = 1,750.43/x
  3. Step 3: Cross multiply
    3,166.70x = 4,370.05 × 1,750.43
  4. Step 4: Simplify right side
    3,166.70x = 7,649,440.40
  5. Step 5: Solve for x
    x = 7,649,440.40/3,166.70
  6. Step 6: Final answer
    x = 2,415.59

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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.