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Finding the Fourth Proportional to 6,558.75, 9,051.89 and 3,764.25

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Solution

The fourth proportional to 6,558.75, 9,051.89 and 3,764.25 is: 5,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.75 : 9,051.89 = 3,764.25 : x
  2. Step 2: Convert to fraction form
    6,558.75/9,051.89 = 3,764.25/x
  3. Step 3: Cross multiply
    6,558.75x = 9,051.89 × 3,764.25
  4. Step 4: Simplify right side
    6,558.75x = 34,073,558.11
  5. Step 5: Solve for x
    x = 34,073,558.11/6,558.75
  6. Step 6: Final answer
    x = 5,195.13

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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.