Home / 10,759.29-16,124.98-4,831.80

Finding the Fourth Proportional to 10,759.29, 16,124.98 and 4,831.80

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Solution

The fourth proportional to 10,759.29, 16,124.98 and 4,831.80 is: 7,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,759.29 : 16,124.98 = 4,831.80 : x
  2. Step 2: Convert to fraction form
    10,759.29/16,124.98 = 4,831.80/x
  3. Step 3: Cross multiply
    10,759.29x = 16,124.98 × 4,831.80
  4. Step 4: Simplify right side
    10,759.29x = 77,912,678.36
  5. Step 5: Solve for x
    x = 77,912,678.36/10,759.29
  6. Step 6: Final answer
    x = 7,241.43

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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.