Home / 3,279.66-4,525.96-1,953.08

Finding the Fourth Proportional to 3,279.66, 4,525.96 and 1,953.08

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Solution

The fourth proportional to 3,279.66, 4,525.96 and 1,953.08 is: 2,695.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.66 : 4,525.96 = 1,953.08 : x
  2. Step 2: Convert to fraction form
    3,279.66/4,525.96 = 1,953.08/x
  3. Step 3: Cross multiply
    3,279.66x = 4,525.96 × 1,953.08
  4. Step 4: Simplify right side
    3,279.66x = 8,839,561.96
  5. Step 5: Solve for x
    x = 8,839,561.96/3,279.66
  6. Step 6: Final answer
    x = 2,695.27

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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.