Home / 8,189.51-12,284.16-2,346.06

Finding the Fourth Proportional to 8,189.51, 12,284.16 and 2,346.06

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Solution

The fourth proportional to 8,189.51, 12,284.16 and 2,346.06 is: 3,519.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.51 : 12,284.16 = 2,346.06 : x
  2. Step 2: Convert to fraction form
    8,189.51/12,284.16 = 2,346.06/x
  3. Step 3: Cross multiply
    8,189.51x = 12,284.16 × 2,346.06
  4. Step 4: Simplify right side
    8,189.51x = 28,819,413.68
  5. Step 5: Solve for x
    x = 28,819,413.68/8,189.51
  6. Step 6: Final answer
    x = 3,519.07

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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.