Home / 8,268.28-11,409.63-4,683.60

Finding the Fourth Proportional to 8,268.28, 11,409.63 and 4,683.60

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Solution

The fourth proportional to 8,268.28, 11,409.63 and 4,683.60 is: 6,463.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.28 : 11,409.63 = 4,683.60 : x
  2. Step 2: Convert to fraction form
    8,268.28/11,409.63 = 4,683.60/x
  3. Step 3: Cross multiply
    8,268.28x = 11,409.63 × 4,683.60
  4. Step 4: Simplify right side
    8,268.28x = 53,438,132.93
  5. Step 5: Solve for x
    x = 53,438,132.93/8,268.28
  6. Step 6: Final answer
    x = 6,463.03

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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.