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Finding the Fourth Proportional to 6,567.75, 9,063.50 and 4,890.60

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Solution

The fourth proportional to 6,567.75, 9,063.50 and 4,890.60 is: 6,749.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.75 : 9,063.50 = 4,890.60 : x
  2. Step 2: Convert to fraction form
    6,567.75/9,063.50 = 4,890.60/x
  3. Step 3: Cross multiply
    6,567.75x = 9,063.50 × 4,890.60
  4. Step 4: Simplify right side
    6,567.75x = 44,325,928.65
  5. Step 5: Solve for x
    x = 44,325,928.65/6,567.75
  6. Step 6: Final answer
    x = 6,749.03

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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.