Home / 5,816.48-8,725.26-2,119.10

Finding the Fourth Proportional to 5,816.48, 8,725.26 and 2,119.10

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Solution

The fourth proportional to 5,816.48, 8,725.26 and 2,119.10 is: 3,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.48 : 8,725.26 = 2,119.10 : x
  2. Step 2: Convert to fraction form
    5,816.48/8,725.26 = 2,119.10/x
  3. Step 3: Cross multiply
    5,816.48x = 8,725.26 × 2,119.10
  4. Step 4: Simplify right side
    5,816.48x = 18,489,698.47
  5. Step 5: Solve for x
    x = 18,489,698.47/5,816.48
  6. Step 6: Final answer
    x = 3,178.85

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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.