Home / 4,077.21-5,633.55-3,245.22

Finding the Fourth Proportional to 4,077.21, 5,633.55 and 3,245.22

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Solution

The fourth proportional to 4,077.21, 5,633.55 and 3,245.22 is: 4,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.21 : 5,633.55 = 3,245.22 : x
  2. Step 2: Convert to fraction form
    4,077.21/5,633.55 = 3,245.22/x
  3. Step 3: Cross multiply
    4,077.21x = 5,633.55 × 3,245.22
  4. Step 4: Simplify right side
    4,077.21x = 18,282,109.13
  5. Step 5: Solve for x
    x = 18,282,109.13/4,077.21
  6. Step 6: Final answer
    x = 4,483.98

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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.