Home / 5,358.70-7,395.40-3,234.75

Finding the Fourth Proportional to 5,358.70, 7,395.40 and 3,234.75

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Solution

The fourth proportional to 5,358.70, 7,395.40 and 3,234.75 is: 4,464.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.70 : 7,395.40 = 3,234.75 : x
  2. Step 2: Convert to fraction form
    5,358.70/7,395.40 = 3,234.75/x
  3. Step 3: Cross multiply
    5,358.70x = 7,395.40 × 3,234.75
  4. Step 4: Simplify right side
    5,358.70x = 23,922,228.27
  5. Step 5: Solve for x
    x = 23,922,228.27/5,358.70
  6. Step 6: Final answer
    x = 4,464.19

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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.