Home / 3,188.13-4,783.53-1,606.02

Finding the Fourth Proportional to 3,188.13, 4,783.53 and 1,606.02

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Solution

The fourth proportional to 3,188.13, 4,783.53 and 1,606.02 is: 2,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.13 : 4,783.53 = 1,606.02 : x
  2. Step 2: Convert to fraction form
    3,188.13/4,783.53 = 1,606.02/x
  3. Step 3: Cross multiply
    3,188.13x = 4,783.53 × 1,606.02
  4. Step 4: Simplify right side
    3,188.13x = 7,682,444.85
  5. Step 5: Solve for x
    x = 7,682,444.85/3,188.13
  6. Step 6: Final answer
    x = 2,409.70

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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.