Home / 8,277.21-12,415.80-2,433.82

Finding the Fourth Proportional to 8,277.21, 12,415.80 and 2,433.82

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Solution

The fourth proportional to 8,277.21, 12,415.80 and 2,433.82 is: 3,650.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.21 : 12,415.80 = 2,433.82 : x
  2. Step 2: Convert to fraction form
    8,277.21/12,415.80 = 2,433.82/x
  3. Step 3: Cross multiply
    8,277.21x = 12,415.80 × 2,433.82
  4. Step 4: Simplify right side
    8,277.21x = 30,217,760.28
  5. Step 5: Solve for x
    x = 30,217,760.28/8,277.21
  6. Step 6: Final answer
    x = 3,650.72

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Double scale
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Similar ratio
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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.