Home / 5,735.12-8,618.94-3,395.57

Finding the Fourth Proportional to 5,735.12, 8,618.94 and 3,395.57

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Solution

The fourth proportional to 5,735.12, 8,618.94 and 3,395.57 is: 5,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.12 : 8,618.94 = 3,395.57 : x
  2. Step 2: Convert to fraction form
    5,735.12/8,618.94 = 3,395.57/x
  3. Step 3: Cross multiply
    5,735.12x = 8,618.94 × 3,395.57
  4. Step 4: Simplify right side
    5,735.12x = 29,266,219.48
  5. Step 5: Solve for x
    x = 29,266,219.48/5,735.12
  6. Step 6: Final answer
    x = 5,102.98

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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.