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Finding the Fourth Proportional to 6,075.86, 8,383.50 and 3,951.77

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Solution

The fourth proportional to 6,075.86, 8,383.50 and 3,951.77 is: 5,452.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.86 : 8,383.50 = 3,951.77 : x
  2. Step 2: Convert to fraction form
    6,075.86/8,383.50 = 3,951.77/x
  3. Step 3: Cross multiply
    6,075.86x = 8,383.50 × 3,951.77
  4. Step 4: Simplify right side
    6,075.86x = 33,129,621.88
  5. Step 5: Solve for x
    x = 33,129,621.88/6,075.86
  6. Step 6: Final answer
    x = 5,452.67

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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.