Home / 10,571.14-15,858.53-3,551.83

Finding the Fourth Proportional to 10,571.14, 15,858.53 and 3,551.83

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Solution

The fourth proportional to 10,571.14, 15,858.53 and 3,551.83 is: 5,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.14 : 15,858.53 = 3,551.83 : x
  2. Step 2: Convert to fraction form
    10,571.14/15,858.53 = 3,551.83/x
  3. Step 3: Cross multiply
    10,571.14x = 15,858.53 × 3,551.83
  4. Step 4: Simplify right side
    10,571.14x = 56,326,802.61
  5. Step 5: Solve for x
    x = 56,326,802.61/10,571.14
  6. Step 6: Final answer
    x = 5,328.36

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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.