Home / 9,235.36-13,853.88-3,390.52

Finding the Fourth Proportional to 9,235.36, 13,853.88 and 3,390.52

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Solution

The fourth proportional to 9,235.36, 13,853.88 and 3,390.52 is: 5,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.36 : 13,853.88 = 3,390.52 : x
  2. Step 2: Convert to fraction form
    9,235.36/13,853.88 = 3,390.52/x
  3. Step 3: Cross multiply
    9,235.36x = 13,853.88 × 3,390.52
  4. Step 4: Simplify right side
    9,235.36x = 46,971,857.22
  5. Step 5: Solve for x
    x = 46,971,857.22/9,235.36
  6. Step 6: Final answer
    x = 5,086.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.