Home / 5,283.18-7,922.34-2,974.68

Finding the Fourth Proportional to 5,283.18, 7,922.34 and 2,974.68

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Solution

The fourth proportional to 5,283.18, 7,922.34 and 2,974.68 is: 4,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.18 : 7,922.34 = 2,974.68 : x
  2. Step 2: Convert to fraction form
    5,283.18/7,922.34 = 2,974.68/x
  3. Step 3: Cross multiply
    5,283.18x = 7,922.34 × 2,974.68
  4. Step 4: Simplify right side
    5,283.18x = 23,566,426.35
  5. Step 5: Solve for x
    x = 23,566,426.35/5,283.18
  6. Step 6: Final answer
    x = 4,460.65

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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.