Home / 6,863.09-10,286.33-4,911.19

Finding the Fourth Proportional to 6,863.09, 10,286.33 and 4,911.19

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Solution

The fourth proportional to 6,863.09, 10,286.33 and 4,911.19 is: 7,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.09 : 10,286.33 = 4,911.19 : x
  2. Step 2: Convert to fraction form
    6,863.09/10,286.33 = 4,911.19/x
  3. Step 3: Cross multiply
    6,863.09x = 10,286.33 × 4,911.19
  4. Step 4: Simplify right side
    6,863.09x = 50,518,070.76
  5. Step 5: Solve for x
    x = 50,518,070.76/6,863.09
  6. Step 6: Final answer
    x = 7,360.84

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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.