Home / 4,199.22-6,298.11-1,120.50

Finding the Fourth Proportional to 4,199.22, 6,298.11 and 1,120.50

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Solution

The fourth proportional to 4,199.22, 6,298.11 and 1,120.50 is: 1,680.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.22 : 6,298.11 = 1,120.50 : x
  2. Step 2: Convert to fraction form
    4,199.22/6,298.11 = 1,120.50/x
  3. Step 3: Cross multiply
    4,199.22x = 6,298.11 × 1,120.50
  4. Step 4: Simplify right side
    4,199.22x = 7,057,032.26
  5. Step 5: Solve for x
    x = 7,057,032.26/4,199.22
  6. Step 6: Final answer
    x = 1,680.56

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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.