Home / 2,293.75-3,438.99-1,635.64

Finding the Fourth Proportional to 2,293.75, 3,438.99 and 1,635.64

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Solution

The fourth proportional to 2,293.75, 3,438.99 and 1,635.64 is: 2,452.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.75 : 3,438.99 = 1,635.64 : x
  2. Step 2: Convert to fraction form
    2,293.75/3,438.99 = 1,635.64/x
  3. Step 3: Cross multiply
    2,293.75x = 3,438.99 × 1,635.64
  4. Step 4: Simplify right side
    2,293.75x = 5,624,949.60
  5. Step 5: Solve for x
    x = 5,624,949.60/2,293.75
  6. Step 6: Final answer
    x = 2,452.29

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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.