Home / 3,225.68-4,453.72-2,518.32

Finding the Fourth Proportional to 3,225.68, 4,453.72 and 2,518.32

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Solution

The fourth proportional to 3,225.68, 4,453.72 and 2,518.32 is: 3,477.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.68 : 4,453.72 = 2,518.32 : x
  2. Step 2: Convert to fraction form
    3,225.68/4,453.72 = 2,518.32/x
  3. Step 3: Cross multiply
    3,225.68x = 4,453.72 × 2,518.32
  4. Step 4: Simplify right side
    3,225.68x = 11,215,892.15
  5. Step 5: Solve for x
    x = 11,215,892.15/3,225.68
  6. Step 6: Final answer
    x = 3,477.06

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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.