Home / 3,618.75-4,998.20-2,437.77

Finding the Fourth Proportional to 3,618.75, 4,998.20 and 2,437.77

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Solution

The fourth proportional to 3,618.75, 4,998.20 and 2,437.77 is: 3,367.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.75 : 4,998.20 = 2,437.77 : x
  2. Step 2: Convert to fraction form
    3,618.75/4,998.20 = 2,437.77/x
  3. Step 3: Cross multiply
    3,618.75x = 4,998.20 × 2,437.77
  4. Step 4: Simplify right side
    3,618.75x = 12,184,449.83
  5. Step 5: Solve for x
    x = 12,184,449.83/3,618.75
  6. Step 6: Final answer
    x = 3,367.03

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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.