Home / 3,047.12-4,572.60-1,661.33

Finding the Fourth Proportional to 3,047.12, 4,572.60 and 1,661.33

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Solution

The fourth proportional to 3,047.12, 4,572.60 and 1,661.33 is: 2,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.12 : 4,572.60 = 1,661.33 : x
  2. Step 2: Convert to fraction form
    3,047.12/4,572.60 = 1,661.33/x
  3. Step 3: Cross multiply
    3,047.12x = 4,572.60 × 1,661.33
  4. Step 4: Simplify right side
    3,047.12x = 7,596,586.38
  5. Step 5: Solve for x
    x = 7,596,586.38/3,047.12
  6. Step 6: Final answer
    x = 2,493.04

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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.