Home / 3,037.35-4,191.84-1,778.33

Finding the Fourth Proportional to 3,037.35, 4,191.84 and 1,778.33

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Solution

The fourth proportional to 3,037.35, 4,191.84 and 1,778.33 is: 2,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.35 : 4,191.84 = 1,778.33 : x
  2. Step 2: Convert to fraction form
    3,037.35/4,191.84 = 1,778.33/x
  3. Step 3: Cross multiply
    3,037.35x = 4,191.84 × 1,778.33
  4. Step 4: Simplify right side
    3,037.35x = 7,454,444.98
  5. Step 5: Solve for x
    x = 7,454,444.98/3,037.35
  6. Step 6: Final answer
    x = 2,454.26

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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.