Home / 3,456.48-5,183.18-1,263.68

Finding the Fourth Proportional to 3,456.48, 5,183.18 and 1,263.68

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Solution

The fourth proportional to 3,456.48, 5,183.18 and 1,263.68 is: 1,894.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.48 : 5,183.18 = 1,263.68 : x
  2. Step 2: Convert to fraction form
    3,456.48/5,183.18 = 1,263.68/x
  3. Step 3: Cross multiply
    3,456.48x = 5,183.18 × 1,263.68
  4. Step 4: Simplify right side
    3,456.48x = 6,549,880.90
  5. Step 5: Solve for x
    x = 6,549,880.90/3,456.48
  6. Step 6: Final answer
    x = 1,894.96

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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.