Home / 5,514.03-8,270.94-1,816.20

Finding the Fourth Proportional to 5,514.03, 8,270.94 and 1,816.20

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Solution

The fourth proportional to 5,514.03, 8,270.94 and 1,816.20 is: 2,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.03 : 8,270.94 = 1,816.20 : x
  2. Step 2: Convert to fraction form
    5,514.03/8,270.94 = 1,816.20/x
  3. Step 3: Cross multiply
    5,514.03x = 8,270.94 × 1,816.20
  4. Step 4: Simplify right side
    5,514.03x = 15,021,681.23
  5. Step 5: Solve for x
    x = 15,021,681.23/5,514.03
  6. Step 6: Final answer
    x = 2,724.27

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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.