Home / 9,419.68-14,131.01-2,845.05

Finding the Fourth Proportional to 9,419.68, 14,131.01 and 2,845.05

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Solution

The fourth proportional to 9,419.68, 14,131.01 and 2,845.05 is: 4,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,419.68 : 14,131.01 = 2,845.05 : x
  2. Step 2: Convert to fraction form
    9,419.68/14,131.01 = 2,845.05/x
  3. Step 3: Cross multiply
    9,419.68x = 14,131.01 × 2,845.05
  4. Step 4: Simplify right side
    9,419.68x = 40,203,430.00
  5. Step 5: Solve for x
    x = 40,203,430.00/9,419.68
  6. Step 6: Final answer
    x = 4,268.03

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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.