Home / 1,851.21-2,552.35-1,451.63

Finding the Fourth Proportional to 1,851.21, 2,552.35 and 1,451.63

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Solution

The fourth proportional to 1,851.21, 2,552.35 and 1,451.63 is: 2,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851.21 : 2,552.35 = 1,451.63 : x
  2. Step 2: Convert to fraction form
    1,851.21/2,552.35 = 1,451.63/x
  3. Step 3: Cross multiply
    1,851.21x = 2,552.35 × 1,451.63
  4. Step 4: Simplify right side
    1,851.21x = 3,705,070.58
  5. Step 5: Solve for x
    x = 3,705,070.58/1,851.21
  6. Step 6: Final answer
    x = 2,001.43

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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.