Home / 9,590.38-13,235.93-5,399.44

Finding the Fourth Proportional to 9,590.38, 13,235.93 and 5,399.44

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Solution

The fourth proportional to 9,590.38, 13,235.93 and 5,399.44 is: 7,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,590.38 : 13,235.93 = 5,399.44 : x
  2. Step 2: Convert to fraction form
    9,590.38/13,235.93 = 5,399.44/x
  3. Step 3: Cross multiply
    9,590.38x = 13,235.93 × 5,399.44
  4. Step 4: Simplify right side
    9,590.38x = 71,466,609.88
  5. Step 5: Solve for x
    x = 71,466,609.88/9,590.38
  6. Step 6: Final answer
    x = 7,451.91

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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.