Home / 9,231.64-13,849.89-2,658.35

Finding the Fourth Proportional to 9,231.64, 13,849.89 and 2,658.35

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Solution

The fourth proportional to 9,231.64, 13,849.89 and 2,658.35 is: 3,988.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.64 : 13,849.89 = 2,658.35 : x
  2. Step 2: Convert to fraction form
    9,231.64/13,849.89 = 2,658.35/x
  3. Step 3: Cross multiply
    9,231.64x = 13,849.89 × 2,658.35
  4. Step 4: Simplify right side
    9,231.64x = 36,817,879.74
  5. Step 5: Solve for x
    x = 36,817,879.74/9,231.64
  6. Step 6: Final answer
    x = 3,988.23

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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.