Home / 3,217.95-4,818.60-2,696.70

Finding the Fourth Proportional to 3,217.95, 4,818.60 and 2,696.70

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Solution

The fourth proportional to 3,217.95, 4,818.60 and 2,696.70 is: 4,038.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.95 : 4,818.60 = 2,696.70 : x
  2. Step 2: Convert to fraction form
    3,217.95/4,818.60 = 2,696.70/x
  3. Step 3: Cross multiply
    3,217.95x = 4,818.60 × 2,696.70
  4. Step 4: Simplify right side
    3,217.95x = 12,994,318.62
  5. Step 5: Solve for x
    x = 12,994,318.62/3,217.95
  6. Step 6: Final answer
    x = 4,038.07

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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.