Home / 2,790.08-4,184.13-2,007.73

Finding the Fourth Proportional to 2,790.08, 4,184.13 and 2,007.73

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Solution

The fourth proportional to 2,790.08, 4,184.13 and 2,007.73 is: 3,010.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790.08 : 4,184.13 = 2,007.73 : x
  2. Step 2: Convert to fraction form
    2,790.08/4,184.13 = 2,007.73/x
  3. Step 3: Cross multiply
    2,790.08x = 4,184.13 × 2,007.73
  4. Step 4: Simplify right side
    2,790.08x = 8,400,603.32
  5. Step 5: Solve for x
    x = 8,400,603.32/2,790.08
  6. Step 6: Final answer
    x = 3,010.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.