Home / 3,533.12-5,299.80-1,777.17

Finding the Fourth Proportional to 3,533.12, 5,299.80 and 1,777.17

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Solution

The fourth proportional to 3,533.12, 5,299.80 and 1,777.17 is: 2,665.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533.12 : 5,299.80 = 1,777.17 : x
  2. Step 2: Convert to fraction form
    3,533.12/5,299.80 = 1,777.17/x
  3. Step 3: Cross multiply
    3,533.12x = 5,299.80 × 1,777.17
  4. Step 4: Simplify right side
    3,533.12x = 9,418,610.18
  5. Step 5: Solve for x
    x = 9,418,610.18/3,533.12
  6. Step 6: Final answer
    x = 2,665.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.