Home / 4,120.32-5,682.27-3,525.06

Finding the Fourth Proportional to 4,120.32, 5,682.27 and 3,525.06

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Solution

The fourth proportional to 4,120.32, 5,682.27 and 3,525.06 is: 4,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.32 : 5,682.27 = 3,525.06 : x
  2. Step 2: Convert to fraction form
    4,120.32/5,682.27 = 3,525.06/x
  3. Step 3: Cross multiply
    4,120.32x = 5,682.27 × 3,525.06
  4. Step 4: Simplify right side
    4,120.32x = 20,030,342.69
  5. Step 5: Solve for x
    x = 20,030,342.69/4,120.32
  6. Step 6: Final answer
    x = 4,861.36

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Half scale
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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.