Home / 4,193.03-6,289.56-1,419.73

Finding the Fourth Proportional to 4,193.03, 6,289.56 and 1,419.73

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Solution

The fourth proportional to 4,193.03, 6,289.56 and 1,419.73 is: 2,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.03 : 6,289.56 = 1,419.73 : x
  2. Step 2: Convert to fraction form
    4,193.03/6,289.56 = 1,419.73/x
  3. Step 3: Cross multiply
    4,193.03x = 6,289.56 × 1,419.73
  4. Step 4: Simplify right side
    4,193.03x = 8,929,477.02
  5. Step 5: Solve for x
    x = 8,929,477.02/4,193.03
  6. Step 6: Final answer
    x = 2,129.60

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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.