Home / 2,029.56-2,801.69-1,358.42

Finding the Fourth Proportional to 2,029.56, 2,801.69 and 1,358.42

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Solution

The fourth proportional to 2,029.56, 2,801.69 and 1,358.42 is: 1,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.56 : 2,801.69 = 1,358.42 : x
  2. Step 2: Convert to fraction form
    2,029.56/2,801.69 = 1,358.42/x
  3. Step 3: Cross multiply
    2,029.56x = 2,801.69 × 1,358.42
  4. Step 4: Simplify right side
    2,029.56x = 3,805,871.73
  5. Step 5: Solve for x
    x = 3,805,871.73/2,029.56
  6. Step 6: Final answer
    x = 1,875.22

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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.