Home / 9,514.26-13,129.70-5,322.51

Finding the Fourth Proportional to 9,514.26, 13,129.70 and 5,322.51

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Solution

The fourth proportional to 9,514.26, 13,129.70 and 5,322.51 is: 7,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.26 : 13,129.70 = 5,322.51 : x
  2. Step 2: Convert to fraction form
    9,514.26/13,129.70 = 5,322.51/x
  3. Step 3: Cross multiply
    9,514.26x = 13,129.70 × 5,322.51
  4. Step 4: Simplify right side
    9,514.26x = 69,882,932.93
  5. Step 5: Solve for x
    x = 69,882,932.93/9,514.26
  6. Step 6: Final answer
    x = 7,345.07

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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.