Home / 4,023.80-6,031.20-1,944.80

Finding the Fourth Proportional to 4,023.80, 6,031.20 and 1,944.80

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Solution

The fourth proportional to 4,023.80, 6,031.20 and 1,944.80 is: 2,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.80 : 6,031.20 = 1,944.80 : x
  2. Step 2: Convert to fraction form
    4,023.80/6,031.20 = 1,944.80/x
  3. Step 3: Cross multiply
    4,023.80x = 6,031.20 × 1,944.80
  4. Step 4: Simplify right side
    4,023.80x = 11,729,477.76
  5. Step 5: Solve for x
    x = 11,729,477.76/4,023.80
  6. Step 6: Final answer
    x = 2,915.03

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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.