Home / 7,131.36-10,698.48-2,514.24

Finding the Fourth Proportional to 7,131.36, 10,698.48 and 2,514.24

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Solution

The fourth proportional to 7,131.36, 10,698.48 and 2,514.24 is: 3,771.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131.36 : 10,698.48 = 2,514.24 : x
  2. Step 2: Convert to fraction form
    7,131.36/10,698.48 = 2,514.24/x
  3. Step 3: Cross multiply
    7,131.36x = 10,698.48 × 2,514.24
  4. Step 4: Simplify right side
    7,131.36x = 26,898,546.36
  5. Step 5: Solve for x
    x = 26,898,546.36/7,131.36
  6. Step 6: Final answer
    x = 3,771.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.