Home / 8,022.87-11,071.77-4,486.05

Finding the Fourth Proportional to 8,022.87, 11,071.77 and 4,486.05

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Solution

The fourth proportional to 8,022.87, 11,071.77 and 4,486.05 is: 6,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.87 : 11,071.77 = 4,486.05 : x
  2. Step 2: Convert to fraction form
    8,022.87/11,071.77 = 4,486.05/x
  3. Step 3: Cross multiply
    8,022.87x = 11,071.77 × 4,486.05
  4. Step 4: Simplify right side
    8,022.87x = 49,668,513.81
  5. Step 5: Solve for x
    x = 49,668,513.81/8,022.87
  6. Step 6: Final answer
    x = 6,190.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.