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Finding the Fourth Proportional to 6,888.34, 10,323.26 and 3,763.67

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Solution

The fourth proportional to 6,888.34, 10,323.26 and 3,763.67 is: 5,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.34 : 10,323.26 = 3,763.67 : x
  2. Step 2: Convert to fraction form
    6,888.34/10,323.26 = 3,763.67/x
  3. Step 3: Cross multiply
    6,888.34x = 10,323.26 × 3,763.67
  4. Step 4: Simplify right side
    6,888.34x = 38,853,287.64
  5. Step 5: Solve for x
    x = 38,853,287.64/6,888.34
  6. Step 6: Final answer
    x = 5,640.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.