Home / 5,776.24-7,968-3,537.76

Finding the Fourth Proportional to 5,776.24, 7,968 and 3,537.76

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Solution

The fourth proportional to 5,776.24, 7,968 and 3,537.76 is: 4,880.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.24 : 7,968 = 3,537.76 : x
  2. Step 2: Convert to fraction form
    5,776.24/7,968 = 3,537.76/x
  3. Step 3: Cross multiply
    5,776.24x = 7,968 × 3,537.76
  4. Step 4: Simplify right side
    5,776.24x = 28,188,871.68
  5. Step 5: Solve for x
    x = 28,188,871.68/5,776.24
  6. Step 6: Final answer
    x = 4,880.14

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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.