Home / 4,054.40-6,079.50-1,861.24

Finding the Fourth Proportional to 4,054.40, 6,079.50 and 1,861.24

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Solution

The fourth proportional to 4,054.40, 6,079.50 and 1,861.24 is: 2,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.40 : 6,079.50 = 1,861.24 : x
  2. Step 2: Convert to fraction form
    4,054.40/6,079.50 = 1,861.24/x
  3. Step 3: Cross multiply
    4,054.40x = 6,079.50 × 1,861.24
  4. Step 4: Simplify right side
    4,054.40x = 11,315,408.58
  5. Step 5: Solve for x
    x = 11,315,408.58/4,054.40
  6. Step 6: Final answer
    x = 2,790.90

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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.