Home / 2,005.32-3,005.35-1,451.89

Finding the Fourth Proportional to 2,005.32, 3,005.35 and 1,451.89

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Solution

The fourth proportional to 2,005.32, 3,005.35 and 1,451.89 is: 2,175.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005.32 : 3,005.35 = 1,451.89 : x
  2. Step 2: Convert to fraction form
    2,005.32/3,005.35 = 1,451.89/x
  3. Step 3: Cross multiply
    2,005.32x = 3,005.35 × 1,451.89
  4. Step 4: Simplify right side
    2,005.32x = 4,363,445.91
  5. Step 5: Solve for x
    x = 4,363,445.91/2,005.32
  6. Step 6: Final answer
    x = 2,175.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.