Home / 8,336.08-11,495.01-5,186.80

Finding the Fourth Proportional to 8,336.08, 11,495.01 and 5,186.80

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Solution

The fourth proportional to 8,336.08, 11,495.01 and 5,186.80 is: 7,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.08 : 11,495.01 = 5,186.80 : x
  2. Step 2: Convert to fraction form
    8,336.08/11,495.01 = 5,186.80/x
  3. Step 3: Cross multiply
    8,336.08x = 11,495.01 × 5,186.80
  4. Step 4: Simplify right side
    8,336.08x = 59,622,317.87
  5. Step 5: Solve for x
    x = 59,622,317.87/8,336.08
  6. Step 6: Final answer
    x = 7,152.32

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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.