Home / 11,240.47-16,864.62-5,004.91

Finding the Fourth Proportional to 11,240.47, 16,864.62 and 5,004.91

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Solution

The fourth proportional to 11,240.47, 16,864.62 and 5,004.91 is: 7,509.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.47 : 16,864.62 = 5,004.91 : x
  2. Step 2: Convert to fraction form
    11,240.47/16,864.62 = 5,004.91/x
  3. Step 3: Cross multiply
    11,240.47x = 16,864.62 × 5,004.91
  4. Step 4: Simplify right side
    11,240.47x = 84,405,905.28
  5. Step 5: Solve for x
    x = 84,405,905.28/11,240.47
  6. Step 6: Final answer
    x = 7,509.11

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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.