Home / 9,431.01-14,144.99-3,190.91

Finding the Fourth Proportional to 9,431.01, 14,144.99 and 3,190.91

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Solution

The fourth proportional to 9,431.01, 14,144.99 and 3,190.91 is: 4,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.01 : 14,144.99 = 3,190.91 : x
  2. Step 2: Convert to fraction form
    9,431.01/14,144.99 = 3,190.91/x
  3. Step 3: Cross multiply
    9,431.01x = 14,144.99 × 3,190.91
  4. Step 4: Simplify right side
    9,431.01x = 45,135,303.36
  5. Step 5: Solve for x
    x = 45,135,303.36/9,431.01
  6. Step 6: Final answer
    x = 4,785.84

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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.