Home / 8,189.67-11,303.57-5,204.93

Finding the Fourth Proportional to 8,189.67, 11,303.57 and 5,204.93

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Solution

The fourth proportional to 8,189.67, 11,303.57 and 5,204.93 is: 7,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.67 : 11,303.57 = 5,204.93 : x
  2. Step 2: Convert to fraction form
    8,189.67/11,303.57 = 5,204.93/x
  3. Step 3: Cross multiply
    8,189.67x = 11,303.57 × 5,204.93
  4. Step 4: Simplify right side
    8,189.67x = 58,834,290.60
  5. Step 5: Solve for x
    x = 58,834,290.60/8,189.67
  6. Step 6: Final answer
    x = 7,183.96

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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.