Home / 1,666.37-2,496.83-1,177.03

Finding the Fourth Proportional to 1,666.37, 2,496.83 and 1,177.03

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Solution

The fourth proportional to 1,666.37, 2,496.83 and 1,177.03 is: 1,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666.37 : 2,496.83 = 1,177.03 : x
  2. Step 2: Convert to fraction form
    1,666.37/2,496.83 = 1,177.03/x
  3. Step 3: Cross multiply
    1,666.37x = 2,496.83 × 1,177.03
  4. Step 4: Simplify right side
    1,666.37x = 2,938,841.05
  5. Step 5: Solve for x
    x = 2,938,841.05/1,666.37
  6. Step 6: Final answer
    x = 1,763.62

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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.