Home / 3,135.76-4,704.48-1,262.23

Finding the Fourth Proportional to 3,135.76, 4,704.48 and 1,262.23

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Solution

The fourth proportional to 3,135.76, 4,704.48 and 1,262.23 is: 1,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.76 : 4,704.48 = 1,262.23 : x
  2. Step 2: Convert to fraction form
    3,135.76/4,704.48 = 1,262.23/x
  3. Step 3: Cross multiply
    3,135.76x = 4,704.48 × 1,262.23
  4. Step 4: Simplify right side
    3,135.76x = 5,938,150.49
  5. Step 5: Solve for x
    x = 5,938,150.49/3,135.76
  6. Step 6: Final answer
    x = 1,893.69

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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.