Home / 8,307.14-12,462.41-3,376.77

Finding the Fourth Proportional to 8,307.14, 12,462.41 and 3,376.77

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Solution

The fourth proportional to 8,307.14, 12,462.41 and 3,376.77 is: 5,065.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.14 : 12,462.41 = 3,376.77 : x
  2. Step 2: Convert to fraction form
    8,307.14/12,462.41 = 3,376.77/x
  3. Step 3: Cross multiply
    8,307.14x = 12,462.41 × 3,376.77
  4. Step 4: Simplify right side
    8,307.14x = 42,082,692.22
  5. Step 5: Solve for x
    x = 42,082,692.22/8,307.14
  6. Step 6: Final answer
    x = 5,065.85

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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.