Home / 1,637.44-2,256.53-1,046.95

Finding the Fourth Proportional to 1,637.44, 2,256.53 and 1,046.95

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Solution

The fourth proportional to 1,637.44, 2,256.53 and 1,046.95 is: 1,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637.44 : 2,256.53 = 1,046.95 : x
  2. Step 2: Convert to fraction form
    1,637.44/2,256.53 = 1,046.95/x
  3. Step 3: Cross multiply
    1,637.44x = 2,256.53 × 1,046.95
  4. Step 4: Simplify right side
    1,637.44x = 2,362,463.21
  5. Step 5: Solve for x
    x = 2,362,463.21/1,637.44
  6. Step 6: Final answer
    x = 1,442.78

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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.