Home / 11,282.09-16,938.67-5,739.19

Finding the Fourth Proportional to 11,282.09, 16,938.67 and 5,739.19

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Solution

The fourth proportional to 11,282.09, 16,938.67 and 5,739.19 is: 8,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.09 : 16,938.67 = 5,739.19 : x
  2. Step 2: Convert to fraction form
    11,282.09/16,938.67 = 5,739.19/x
  3. Step 3: Cross multiply
    11,282.09x = 16,938.67 × 5,739.19
  4. Step 4: Simplify right side
    11,282.09x = 97,214,188.78
  5. Step 5: Solve for x
    x = 97,214,188.78/11,282.09
  6. Step 6: Final answer
    x = 8,616.68

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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.