Home / 9,516.96-13,133.14-5,268.20

Finding the Fourth Proportional to 9,516.96, 13,133.14 and 5,268.20

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Solution

The fourth proportional to 9,516.96, 13,133.14 and 5,268.20 is: 7,269.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.96 : 13,133.14 = 5,268.20 : x
  2. Step 2: Convert to fraction form
    9,516.96/13,133.14 = 5,268.20/x
  3. Step 3: Cross multiply
    9,516.96x = 13,133.14 × 5,268.20
  4. Step 4: Simplify right side
    9,516.96x = 69,188,008.15
  5. Step 5: Solve for x
    x = 69,188,008.15/9,516.96
  6. Step 6: Final answer
    x = 7,269.97

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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.