Home / 1,777.16-2,453.15-1,336.34

Finding the Fourth Proportional to 1,777.16, 2,453.15 and 1,336.34

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Solution

The fourth proportional to 1,777.16, 2,453.15 and 1,336.34 is: 1,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777.16 : 2,453.15 = 1,336.34 : x
  2. Step 2: Convert to fraction form
    1,777.16/2,453.15 = 1,336.34/x
  3. Step 3: Cross multiply
    1,777.16x = 2,453.15 × 1,336.34
  4. Step 4: Simplify right side
    1,777.16x = 3,278,223.52
  5. Step 5: Solve for x
    x = 3,278,223.52/1,777.16
  6. Step 6: Final answer
    x = 1,844.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.