Home / 5,396.20-7,446.52-3,038.32

Finding the Fourth Proportional to 5,396.20, 7,446.52 and 3,038.32

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Solution

The fourth proportional to 5,396.20, 7,446.52 and 3,038.32 is: 4,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.20 : 7,446.52 = 3,038.32 : x
  2. Step 2: Convert to fraction form
    5,396.20/7,446.52 = 3,038.32/x
  3. Step 3: Cross multiply
    5,396.20x = 7,446.52 × 3,038.32
  4. Step 4: Simplify right side
    5,396.20x = 22,624,910.65
  5. Step 5: Solve for x
    x = 22,624,910.65/5,396.20
  6. Step 6: Final answer
    x = 4,192.75

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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.