Home / 7,403.91-11,106-3,018.30

Finding the Fourth Proportional to 7,403.91, 11,106 and 3,018.30

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Solution

The fourth proportional to 7,403.91, 11,106 and 3,018.30 is: 4,527.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.91 : 11,106 = 3,018.30 : x
  2. Step 2: Convert to fraction form
    7,403.91/11,106 = 3,018.30/x
  3. Step 3: Cross multiply
    7,403.91x = 11,106 × 3,018.30
  4. Step 4: Simplify right side
    7,403.91x = 33,521,239.80
  5. Step 5: Solve for x
    x = 33,521,239.80/7,403.91
  6. Step 6: Final answer
    x = 4,527.51

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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.