Home / 8,268.40-11,410.08-5,124.52

Finding the Fourth Proportional to 8,268.40, 11,410.08 and 5,124.52

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Solution

The fourth proportional to 8,268.40, 11,410.08 and 5,124.52 is: 7,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.40 : 11,410.08 = 5,124.52 : x
  2. Step 2: Convert to fraction form
    8,268.40/11,410.08 = 5,124.52/x
  3. Step 3: Cross multiply
    8,268.40x = 11,410.08 × 5,124.52
  4. Step 4: Simplify right side
    8,268.40x = 58,471,183.16
  5. Step 5: Solve for x
    x = 58,471,183.16/8,268.40
  6. Step 6: Final answer
    x = 7,071.64

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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.