Home / 11,243.55-16,865.32-3,848.07

Finding the Fourth Proportional to 11,243.55, 16,865.32 and 3,848.07

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Solution

The fourth proportional to 11,243.55, 16,865.32 and 3,848.07 is: 5,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,243.55 : 16,865.32 = 3,848.07 : x
  2. Step 2: Convert to fraction form
    11,243.55/16,865.32 = 3,848.07/x
  3. Step 3: Cross multiply
    11,243.55x = 16,865.32 × 3,848.07
  4. Step 4: Simplify right side
    11,243.55x = 64,898,931.93
  5. Step 5: Solve for x
    x = 64,898,931.93/11,243.55
  6. Step 6: Final answer
    x = 5,772.10

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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.