Home / 4,012.32-5,536.84-2,219.68

Finding the Fourth Proportional to 4,012.32, 5,536.84 and 2,219.68

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Solution

The fourth proportional to 4,012.32, 5,536.84 and 2,219.68 is: 3,063.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.32 : 5,536.84 = 2,219.68 : x
  2. Step 2: Convert to fraction form
    4,012.32/5,536.84 = 2,219.68/x
  3. Step 3: Cross multiply
    4,012.32x = 5,536.84 × 2,219.68
  4. Step 4: Simplify right side
    4,012.32x = 12,290,013.01
  5. Step 5: Solve for x
    x = 12,290,013.01/4,012.32
  6. Step 6: Final answer
    x = 3,063.07

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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.