Home / 3,006.20-4,498.21-1,820.93

Finding the Fourth Proportional to 3,006.20, 4,498.21 and 1,820.93

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Solution

The fourth proportional to 3,006.20, 4,498.21 and 1,820.93 is: 2,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.20 : 4,498.21 = 1,820.93 : x
  2. Step 2: Convert to fraction form
    3,006.20/4,498.21 = 1,820.93/x
  3. Step 3: Cross multiply
    3,006.20x = 4,498.21 × 1,820.93
  4. Step 4: Simplify right side
    3,006.20x = 8,190,893.94
  5. Step 5: Solve for x
    x = 8,190,893.94/3,006.20
  6. Step 6: Final answer
    x = 2,724.67

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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.