Home / 11,889.21-16,407.10-6,584.02

Finding the Fourth Proportional to 11,889.21, 16,407.10 and 6,584.02

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Solution

The fourth proportional to 11,889.21, 16,407.10 and 6,584.02 is: 9,085.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889.21 : 16,407.10 = 6,584.02 : x
  2. Step 2: Convert to fraction form
    11,889.21/16,407.10 = 6,584.02/x
  3. Step 3: Cross multiply
    11,889.21x = 16,407.10 × 6,584.02
  4. Step 4: Simplify right side
    11,889.21x = 108,024,674.54
  5. Step 5: Solve for x
    x = 108,024,674.54/11,889.21
  6. Step 6: Final answer
    x = 9,085.94

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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.