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Finding the Fourth Proportional to 6,165.26, 8,507.59 and 3,774.26

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Solution

The fourth proportional to 6,165.26, 8,507.59 and 3,774.26 is: 5,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.26 : 8,507.59 = 3,774.26 : x
  2. Step 2: Convert to fraction form
    6,165.26/8,507.59 = 3,774.26/x
  3. Step 3: Cross multiply
    6,165.26x = 8,507.59 × 3,774.26
  4. Step 4: Simplify right side
    6,165.26x = 32,109,856.63
  5. Step 5: Solve for x
    x = 32,109,856.63/6,165.26
  6. Step 6: Final answer
    x = 5,208.19

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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.