Home / 10,206.70-14,084.46-5,729.58

Finding the Fourth Proportional to 10,206.70, 14,084.46 and 5,729.58

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Solution

The fourth proportional to 10,206.70, 14,084.46 and 5,729.58 is: 7,906.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.70 : 14,084.46 = 5,729.58 : x
  2. Step 2: Convert to fraction form
    10,206.70/14,084.46 = 5,729.58/x
  3. Step 3: Cross multiply
    10,206.70x = 14,084.46 × 5,729.58
  4. Step 4: Simplify right side
    10,206.70x = 80,698,040.33
  5. Step 5: Solve for x
    x = 80,698,040.33/10,206.70
  6. Step 6: Final answer
    x = 7,906.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.