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Finding the Fourth Proportional to 5,955.25, 8,218.25 and 3,303.07

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Solution

The fourth proportional to 5,955.25, 8,218.25 and 3,303.07 is: 4,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.25 : 8,218.25 = 3,303.07 : x
  2. Step 2: Convert to fraction form
    5,955.25/8,218.25 = 3,303.07/x
  3. Step 3: Cross multiply
    5,955.25x = 8,218.25 × 3,303.07
  4. Step 4: Simplify right side
    5,955.25x = 27,145,455.03
  5. Step 5: Solve for x
    x = 27,145,455.03/5,955.25
  6. Step 6: Final answer
    x = 4,558.24

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Double scale
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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.