Home / 1,477.55-2,216.73-1,170.43

Finding the Fourth Proportional to 1,477.55, 2,216.73 and 1,170.43

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Solution

The fourth proportional to 1,477.55, 2,216.73 and 1,170.43 is: 1,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.55 : 2,216.73 = 1,170.43 : x
  2. Step 2: Convert to fraction form
    1,477.55/2,216.73 = 1,170.43/x
  3. Step 3: Cross multiply
    1,477.55x = 2,216.73 × 1,170.43
  4. Step 4: Simplify right side
    1,477.55x = 2,594,516.21
  5. Step 5: Solve for x
    x = 2,594,516.21/1,477.55
  6. Step 6: Final answer
    x = 1,755.96

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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.