Home / 3,538.85-4,883.84-1,966.94

Finding the Fourth Proportional to 3,538.85, 4,883.84 and 1,966.94

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Solution

The fourth proportional to 3,538.85, 4,883.84 and 1,966.94 is: 2,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.85 : 4,883.84 = 1,966.94 : x
  2. Step 2: Convert to fraction form
    3,538.85/4,883.84 = 1,966.94/x
  3. Step 3: Cross multiply
    3,538.85x = 4,883.84 × 1,966.94
  4. Step 4: Simplify right side
    3,538.85x = 9,606,186.00
  5. Step 5: Solve for x
    x = 9,606,186.00/3,538.85
  6. Step 6: Final answer
    x = 2,714.50

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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.