Home / 5,717.37-7,890.12-3,359.04

Finding the Fourth Proportional to 5,717.37, 7,890.12 and 3,359.04

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Solution

The fourth proportional to 5,717.37, 7,890.12 and 3,359.04 is: 4,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.37 : 7,890.12 = 3,359.04 : x
  2. Step 2: Convert to fraction form
    5,717.37/7,890.12 = 3,359.04/x
  3. Step 3: Cross multiply
    5,717.37x = 7,890.12 × 3,359.04
  4. Step 4: Simplify right side
    5,717.37x = 26,503,228.68
  5. Step 5: Solve for x
    x = 26,503,228.68/5,717.37
  6. Step 6: Final answer
    x = 4,635.56

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1.5x scale

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.