Home / 9,514.23-13,129.62-5,322.48

Finding the Fourth Proportional to 9,514.23, 13,129.62 and 5,322.48

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Solution

The fourth proportional to 9,514.23, 13,129.62 and 5,322.48 is: 7,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.23 : 13,129.62 = 5,322.48 : x
  2. Step 2: Convert to fraction form
    9,514.23/13,129.62 = 5,322.48/x
  3. Step 3: Cross multiply
    9,514.23x = 13,129.62 × 5,322.48
  4. Step 4: Simplify right side
    9,514.23x = 69,882,139.86
  5. Step 5: Solve for x
    x = 69,882,139.86/9,514.23
  6. Step 6: Final answer
    x = 7,345.01

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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.