Home / 9,440.36-13,027.35-5,191.38

Finding the Fourth Proportional to 9,440.36, 13,027.35 and 5,191.38

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Solution

The fourth proportional to 9,440.36, 13,027.35 and 5,191.38 is: 7,163.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.36 : 13,027.35 = 5,191.38 : x
  2. Step 2: Convert to fraction form
    9,440.36/13,027.35 = 5,191.38/x
  3. Step 3: Cross multiply
    9,440.36x = 13,027.35 × 5,191.38
  4. Step 4: Simplify right side
    9,440.36x = 67,629,969.79
  5. Step 5: Solve for x
    x = 67,629,969.79/9,440.36
  6. Step 6: Final answer
    x = 7,163.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.