Home / 3,035.94-4,188.69-1,855.77

Finding the Fourth Proportional to 3,035.94, 4,188.69 and 1,855.77

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Solution

The fourth proportional to 3,035.94, 4,188.69 and 1,855.77 is: 2,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.94 : 4,188.69 = 1,855.77 : x
  2. Step 2: Convert to fraction form
    3,035.94/4,188.69 = 1,855.77/x
  3. Step 3: Cross multiply
    3,035.94x = 4,188.69 × 1,855.77
  4. Step 4: Simplify right side
    3,035.94x = 7,773,245.24
  5. Step 5: Solve for x
    x = 7,773,245.24/3,035.94
  6. Step 6: Final answer
    x = 2,560.41

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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.