Home / 3,366.37-4,645.68-1,874.45

Finding the Fourth Proportional to 3,366.37, 4,645.68 and 1,874.45

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Solution

The fourth proportional to 3,366.37, 4,645.68 and 1,874.45 is: 2,586.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.37 : 4,645.68 = 1,874.45 : x
  2. Step 2: Convert to fraction form
    3,366.37/4,645.68 = 1,874.45/x
  3. Step 3: Cross multiply
    3,366.37x = 4,645.68 × 1,874.45
  4. Step 4: Simplify right side
    3,366.37x = 8,708,094.88
  5. Step 5: Solve for x
    x = 8,708,094.88/3,366.37
  6. Step 6: Final answer
    x = 2,586.79

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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.