Home / 1,252.72-1,873.60-1,095.04

Finding the Fourth Proportional to 1,252.72, 1,873.60 and 1,095.04

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Solution

The fourth proportional to 1,252.72, 1,873.60 and 1,095.04 is: 1,637.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252.72 : 1,873.60 = 1,095.04 : x
  2. Step 2: Convert to fraction form
    1,252.72/1,873.60 = 1,095.04/x
  3. Step 3: Cross multiply
    1,252.72x = 1,873.60 × 1,095.04
  4. Step 4: Simplify right side
    1,252.72x = 2,051,666.94
  5. Step 5: Solve for x
    x = 2,051,666.94/1,252.72
  6. Step 6: Final answer
    x = 1,637.77

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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.