Home / 4,980.76-7,471.13-1,282.96

Finding the Fourth Proportional to 4,980.76, 7,471.13 and 1,282.96

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Solution

The fourth proportional to 4,980.76, 7,471.13 and 1,282.96 is: 1,924.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.76 : 7,471.13 = 1,282.96 : x
  2. Step 2: Convert to fraction form
    4,980.76/7,471.13 = 1,282.96/x
  3. Step 3: Cross multiply
    4,980.76x = 7,471.13 × 1,282.96
  4. Step 4: Simplify right side
    4,980.76x = 9,585,160.94
  5. Step 5: Solve for x
    x = 9,585,160.94/4,980.76
  6. Step 6: Final answer
    x = 1,924.44

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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.