Home / 3,506.43-5,283.78-2,903.70

Finding the Fourth Proportional to 3,506.43, 5,283.78 and 2,903.70

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Solution

The fourth proportional to 3,506.43, 5,283.78 and 2,903.70 is: 4,375.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.43 : 5,283.78 = 2,903.70 : x
  2. Step 2: Convert to fraction form
    3,506.43/5,283.78 = 2,903.70/x
  3. Step 3: Cross multiply
    3,506.43x = 5,283.78 × 2,903.70
  4. Step 4: Simplify right side
    3,506.43x = 15,342,511.99
  5. Step 5: Solve for x
    x = 15,342,511.99/3,506.43
  6. Step 6: Final answer
    x = 4,375.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.