Home / 11,220.72-16,831.80-6,594

Finding the Fourth Proportional to 11,220.72, 16,831.80 and 6,594

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Solution

The fourth proportional to 11,220.72, 16,831.80 and 6,594 is: 9,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.72 : 16,831.80 = 6,594 : x
  2. Step 2: Convert to fraction form
    11,220.72/16,831.80 = 6,594/x
  3. Step 3: Cross multiply
    11,220.72x = 16,831.80 × 6,594
  4. Step 4: Simplify right side
    11,220.72x = 110,988,889.20
  5. Step 5: Solve for x
    x = 110,988,889.20/11,220.72
  6. Step 6: Final answer
    x = 9,891.42

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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.