Home / 8,636.16-11,916-5,496.96

Finding the Fourth Proportional to 8,636.16, 11,916 and 5,496.96

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Solution

The fourth proportional to 8,636.16, 11,916 and 5,496.96 is: 7,584.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636.16 : 11,916 = 5,496.96 : x
  2. Step 2: Convert to fraction form
    8,636.16/11,916 = 5,496.96/x
  3. Step 3: Cross multiply
    8,636.16x = 11,916 × 5,496.96
  4. Step 4: Simplify right side
    8,636.16x = 65,501,775.36
  5. Step 5: Solve for x
    x = 65,501,775.36/8,636.16
  6. Step 6: Final answer
    x = 7,584.59

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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.