Home / 4,744.76-7,118.98-1,970.73

Finding the Fourth Proportional to 4,744.76, 7,118.98 and 1,970.73

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Solution

The fourth proportional to 4,744.76, 7,118.98 and 1,970.73 is: 2,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.76 : 7,118.98 = 1,970.73 : x
  2. Step 2: Convert to fraction form
    4,744.76/7,118.98 = 1,970.73/x
  3. Step 3: Cross multiply
    4,744.76x = 7,118.98 × 1,970.73
  4. Step 4: Simplify right side
    4,744.76x = 14,029,582.53
  5. Step 5: Solve for x
    x = 14,029,582.53/4,744.76
  6. Step 6: Final answer
    x = 2,956.86

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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.