Home / 4,790.29-6,611.51-2,998.60

Finding the Fourth Proportional to 4,790.29, 6,611.51 and 2,998.60

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Solution

The fourth proportional to 4,790.29, 6,611.51 and 2,998.60 is: 4,138.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.29 : 6,611.51 = 2,998.60 : x
  2. Step 2: Convert to fraction form
    4,790.29/6,611.51 = 2,998.60/x
  3. Step 3: Cross multiply
    4,790.29x = 6,611.51 × 2,998.60
  4. Step 4: Simplify right side
    4,790.29x = 19,825,273.89
  5. Step 5: Solve for x
    x = 19,825,273.89/4,790.29
  6. Step 6: Final answer
    x = 4,138.64

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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.