Home / 9,745.24-13,448.43-5,268.99

Finding the Fourth Proportional to 9,745.24, 13,448.43 and 5,268.99

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Solution

The fourth proportional to 9,745.24, 13,448.43 and 5,268.99 is: 7,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.24 : 13,448.43 = 5,268.99 : x
  2. Step 2: Convert to fraction form
    9,745.24/13,448.43 = 5,268.99/x
  3. Step 3: Cross multiply
    9,745.24x = 13,448.43 × 5,268.99
  4. Step 4: Simplify right side
    9,745.24x = 70,859,693.62
  5. Step 5: Solve for x
    x = 70,859,693.62/9,745.24
  6. Step 6: Final answer
    x = 7,271.21

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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.