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Finding the Fourth Proportional to 2,870.44, 4,304.44 and 1,020.92

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Solution

The fourth proportional to 2,870.44, 4,304.44 and 1,020.92 is: 1,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870.44 : 4,304.44 = 1,020.92 : x
  2. Step 2: Convert to fraction form
    2,870.44/4,304.44 = 1,020.92/x
  3. Step 3: Cross multiply
    2,870.44x = 4,304.44 × 1,020.92
  4. Step 4: Simplify right side
    2,870.44x = 4,394,488.88
  5. Step 5: Solve for x
    x = 4,394,488.88/2,870.44
  6. Step 6: Final answer
    x = 1,530.95

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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.