Home / 4,286.86-6,433.16-1,513.54

Finding the Fourth Proportional to 4,286.86, 6,433.16 and 1,513.54

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Solution

The fourth proportional to 4,286.86, 6,433.16 and 1,513.54 is: 2,271.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.86 : 6,433.16 = 1,513.54 : x
  2. Step 2: Convert to fraction form
    4,286.86/6,433.16 = 1,513.54/x
  3. Step 3: Cross multiply
    4,286.86x = 6,433.16 × 1,513.54
  4. Step 4: Simplify right side
    4,286.86x = 9,736,844.99
  5. Step 5: Solve for x
    x = 9,736,844.99/4,286.86
  6. Step 6: Final answer
    x = 2,271.32

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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.