Home / 3,416.06-5,118.43-2,077.81

Finding the Fourth Proportional to 3,416.06, 5,118.43 and 2,077.81

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Solution

The fourth proportional to 3,416.06, 5,118.43 and 2,077.81 is: 3,113.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.06 : 5,118.43 = 2,077.81 : x
  2. Step 2: Convert to fraction form
    3,416.06/5,118.43 = 2,077.81/x
  3. Step 3: Cross multiply
    3,416.06x = 5,118.43 × 2,077.81
  4. Step 4: Simplify right side
    3,416.06x = 10,635,125.04
  5. Step 5: Solve for x
    x = 10,635,125.04/3,416.06
  6. Step 6: Final answer
    x = 3,113.27

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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.