Home / 9,745.35-13,448.57-5,269.09

Finding the Fourth Proportional to 9,745.35, 13,448.57 and 5,269.09

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Solution

The fourth proportional to 9,745.35, 13,448.57 and 5,269.09 is: 7,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.35 : 13,448.57 = 5,269.09 : x
  2. Step 2: Convert to fraction form
    9,745.35/13,448.57 = 5,269.09/x
  3. Step 3: Cross multiply
    9,745.35x = 13,448.57 × 5,269.09
  4. Step 4: Simplify right side
    9,745.35x = 70,861,728.77
  5. Step 5: Solve for x
    x = 70,861,728.77/9,745.35
  6. Step 6: Final answer
    x = 7,271.33

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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.