Home / 3,523.80-5,285.70-2,064.60

Finding the Fourth Proportional to 3,523.80, 5,285.70 and 2,064.60

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Solution

The fourth proportional to 3,523.80, 5,285.70 and 2,064.60 is: 3,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.80 : 5,285.70 = 2,064.60 : x
  2. Step 2: Convert to fraction form
    3,523.80/5,285.70 = 2,064.60/x
  3. Step 3: Cross multiply
    3,523.80x = 5,285.70 × 2,064.60
  4. Step 4: Simplify right side
    3,523.80x = 10,912,856.22
  5. Step 5: Solve for x
    x = 10,912,856.22/3,523.80
  6. Step 6: Final answer
    x = 3,096.90

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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.