Home / 5,967.87-8,235.95-3,315.30

Finding the Fourth Proportional to 5,967.87, 8,235.95 and 3,315.30

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Solution

The fourth proportional to 5,967.87, 8,235.95 and 3,315.30 is: 4,575.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,967.87 : 8,235.95 = 3,315.30 : x
  2. Step 2: Convert to fraction form
    5,967.87/8,235.95 = 3,315.30/x
  3. Step 3: Cross multiply
    5,967.87x = 8,235.95 × 3,315.30
  4. Step 4: Simplify right side
    5,967.87x = 27,304,628.46
  5. Step 5: Solve for x
    x = 27,304,628.46/5,967.87
  6. Step 6: Final answer
    x = 4,575.27

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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.