Home / 4,054.36-6,079.47-1,861.19

Finding the Fourth Proportional to 4,054.36, 6,079.47 and 1,861.19

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Solution

The fourth proportional to 4,054.36, 6,079.47 and 1,861.19 is: 2,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.36 : 6,079.47 = 1,861.19 : x
  2. Step 2: Convert to fraction form
    4,054.36/6,079.47 = 1,861.19/x
  3. Step 3: Cross multiply
    4,054.36x = 6,079.47 × 1,861.19
  4. Step 4: Simplify right side
    4,054.36x = 11,315,048.77
  5. Step 5: Solve for x
    x = 11,315,048.77/4,054.36
  6. Step 6: Final answer
    x = 2,790.83

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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.