Home / 9,745.25-13,448.37-5,268.98

Finding the Fourth Proportional to 9,745.25, 13,448.37 and 5,268.98

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Solution

The fourth proportional to 9,745.25, 13,448.37 and 5,268.98 is: 7,271.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.25 : 13,448.37 = 5,268.98 : x
  2. Step 2: Convert to fraction form
    9,745.25/13,448.37 = 5,268.98/x
  3. Step 3: Cross multiply
    9,745.25x = 13,448.37 × 5,268.98
  4. Step 4: Simplify right side
    9,745.25x = 70,859,125.32
  5. Step 5: Solve for x
    x = 70,859,125.32/9,745.25
  6. Step 6: Final answer
    x = 7,271.15

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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.