Home / 9,013.71-13,521.33-2,351.09

Finding the Fourth Proportional to 9,013.71, 13,521.33 and 2,351.09

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Solution

The fourth proportional to 9,013.71, 13,521.33 and 2,351.09 is: 3,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.71 : 13,521.33 = 2,351.09 : x
  2. Step 2: Convert to fraction form
    9,013.71/13,521.33 = 2,351.09/x
  3. Step 3: Cross multiply
    9,013.71x = 13,521.33 × 2,351.09
  4. Step 4: Simplify right side
    9,013.71x = 31,789,906.37
  5. Step 5: Solve for x
    x = 31,789,906.37/9,013.71
  6. Step 6: Final answer
    x = 3,526.84

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1.5x scale

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.