Home / 5,391.23-7,439.88-3,033.37

Finding the Fourth Proportional to 5,391.23, 7,439.88 and 3,033.37

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Solution

The fourth proportional to 5,391.23, 7,439.88 and 3,033.37 is: 4,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.23 : 7,439.88 = 3,033.37 : x
  2. Step 2: Convert to fraction form
    5,391.23/7,439.88 = 3,033.37/x
  3. Step 3: Cross multiply
    5,391.23x = 7,439.88 × 3,033.37
  4. Step 4: Simplify right side
    5,391.23x = 22,567,890.20
  5. Step 5: Solve for x
    x = 22,567,890.20/5,391.23
  6. Step 6: Final answer
    x = 4,186.04

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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.