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Finding the Fourth Proportional to 8,344.36, 11,514.18 and 4,619.08

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Solution

The fourth proportional to 8,344.36, 11,514.18 and 4,619.08 is: 6,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.36 : 11,514.18 = 4,619.08 : x
  2. Step 2: Convert to fraction form
    8,344.36/11,514.18 = 4,619.08/x
  3. Step 3: Cross multiply
    8,344.36x = 11,514.18 × 4,619.08
  4. Step 4: Simplify right side
    8,344.36x = 53,184,918.55
  5. Step 5: Solve for x
    x = 53,184,918.55/8,344.36
  6. Step 6: Final answer
    x = 6,373.76

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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.