Home / 11,239.37-16,862.40-3,342.14

Finding the Fourth Proportional to 11,239.37, 16,862.40 and 3,342.14

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Solution

The fourth proportional to 11,239.37, 16,862.40 and 3,342.14 is: 5,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.37 : 16,862.40 = 3,342.14 : x
  2. Step 2: Convert to fraction form
    11,239.37/16,862.40 = 3,342.14/x
  3. Step 3: Cross multiply
    11,239.37x = 16,862.40 × 3,342.14
  4. Step 4: Simplify right side
    11,239.37x = 56,356,417.22
  5. Step 5: Solve for x
    x = 56,356,417.22/11,239.37
  6. Step 6: Final answer
    x = 5,014.20

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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.