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Finding the Fourth Proportional to 6,473.08, 8,930.77 and 3,821.14

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Solution

The fourth proportional to 6,473.08, 8,930.77 and 3,821.14 is: 5,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473.08 : 8,930.77 = 3,821.14 : x
  2. Step 2: Convert to fraction form
    6,473.08/8,930.77 = 3,821.14/x
  3. Step 3: Cross multiply
    6,473.08x = 8,930.77 × 3,821.14
  4. Step 4: Simplify right side
    6,473.08x = 34,125,745.58
  5. Step 5: Solve for x
    x = 34,125,745.58/6,473.08
  6. Step 6: Final answer
    x = 5,271.95

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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.