Home / 9,399.90-14,090.58-4,137.75

Finding the Fourth Proportional to 9,399.90, 14,090.58 and 4,137.75

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Solution

The fourth proportional to 9,399.90, 14,090.58 and 4,137.75 is: 6,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.90 : 14,090.58 = 4,137.75 : x
  2. Step 2: Convert to fraction form
    9,399.90/14,090.58 = 4,137.75/x
  3. Step 3: Cross multiply
    9,399.90x = 14,090.58 × 4,137.75
  4. Step 4: Simplify right side
    9,399.90x = 58,303,297.40
  5. Step 5: Solve for x
    x = 58,303,297.40/9,399.90
  6. Step 6: Final answer
    x = 6,202.54

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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.