Home / 1,177.63-1,604.86-1,173.31

Finding the Fourth Proportional to 1,177.63, 1,604.86 and 1,173.31

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Solution

The fourth proportional to 1,177.63, 1,604.86 and 1,173.31 is: 1,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177.63 : 1,604.86 = 1,173.31 : x
  2. Step 2: Convert to fraction form
    1,177.63/1,604.86 = 1,173.31/x
  3. Step 3: Cross multiply
    1,177.63x = 1,604.86 × 1,173.31
  4. Step 4: Simplify right side
    1,177.63x = 1,882,998.29
  5. Step 5: Solve for x
    x = 1,882,998.29/1,177.63
  6. Step 6: Final answer
    x = 1,598.97

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.