Home / 1,402.44-1,930.68-1,052.52

Finding the Fourth Proportional to 1,402.44, 1,930.68 and 1,052.52

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Solution

The fourth proportional to 1,402.44, 1,930.68 and 1,052.52 is: 1,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402.44 : 1,930.68 = 1,052.52 : x
  2. Step 2: Convert to fraction form
    1,402.44/1,930.68 = 1,052.52/x
  3. Step 3: Cross multiply
    1,402.44x = 1,930.68 × 1,052.52
  4. Step 4: Simplify right side
    1,402.44x = 2,032,079.31
  5. Step 5: Solve for x
    x = 2,032,079.31/1,402.44
  6. Step 6: Final answer
    x = 1,448.96

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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.