Home / 5,780.84-7,977.45-3,262.96

Finding the Fourth Proportional to 5,780.84, 7,977.45 and 3,262.96

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Solution

The fourth proportional to 5,780.84, 7,977.45 and 3,262.96 is: 4,502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780.84 : 7,977.45 = 3,262.96 : x
  2. Step 2: Convert to fraction form
    5,780.84/7,977.45 = 3,262.96/x
  3. Step 3: Cross multiply
    5,780.84x = 7,977.45 × 3,262.96
  4. Step 4: Simplify right side
    5,780.84x = 26,030,100.25
  5. Step 5: Solve for x
    x = 26,030,100.25/5,780.84
  6. Step 6: Final answer
    x = 4,502.82

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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.