Home / 3,832.26-5,291.63-3,124.20

Finding the Fourth Proportional to 3,832.26, 5,291.63 and 3,124.20

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Solution

The fourth proportional to 3,832.26, 5,291.63 and 3,124.20 is: 4,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.26 : 5,291.63 = 3,124.20 : x
  2. Step 2: Convert to fraction form
    3,832.26/5,291.63 = 3,124.20/x
  3. Step 3: Cross multiply
    3,832.26x = 5,291.63 × 3,124.20
  4. Step 4: Simplify right side
    3,832.26x = 16,532,110.45
  5. Step 5: Solve for x
    x = 16,532,110.45/3,832.26
  6. Step 6: Final answer
    x = 4,313.93

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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.