Home / 3,325.50-4,984.56-1,683.54

Finding the Fourth Proportional to 3,325.50, 4,984.56 and 1,683.54

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Solution

The fourth proportional to 3,325.50, 4,984.56 and 1,683.54 is: 2,523.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.50 : 4,984.56 = 1,683.54 : x
  2. Step 2: Convert to fraction form
    3,325.50/4,984.56 = 1,683.54/x
  3. Step 3: Cross multiply
    3,325.50x = 4,984.56 × 1,683.54
  4. Step 4: Simplify right side
    3,325.50x = 8,391,706.14
  5. Step 5: Solve for x
    x = 8,391,706.14/3,325.50
  6. Step 6: Final answer
    x = 2,523.44

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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.