Home / 5,282.85-7,919.40-2,359.56

Finding the Fourth Proportional to 5,282.85, 7,919.40 and 2,359.56

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Solution

The fourth proportional to 5,282.85, 7,919.40 and 2,359.56 is: 3,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.85 : 7,919.40 = 2,359.56 : x
  2. Step 2: Convert to fraction form
    5,282.85/7,919.40 = 2,359.56/x
  3. Step 3: Cross multiply
    5,282.85x = 7,919.40 × 2,359.56
  4. Step 4: Simplify right side
    5,282.85x = 18,686,299.46
  5. Step 5: Solve for x
    x = 18,686,299.46/5,282.85
  6. Step 6: Final answer
    x = 3,537.16

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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.