Home / 10,211.71-14,091.48-5,735.36

Finding the Fourth Proportional to 10,211.71, 14,091.48 and 5,735.36

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Solution

The fourth proportional to 10,211.71, 14,091.48 and 5,735.36 is: 7,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.71 : 14,091.48 = 5,735.36 : x
  2. Step 2: Convert to fraction form
    10,211.71/14,091.48 = 5,735.36/x
  3. Step 3: Cross multiply
    10,211.71x = 14,091.48 × 5,735.36
  4. Step 4: Simplify right side
    10,211.71x = 80,819,710.73
  5. Step 5: Solve for x
    x = 80,819,710.73/10,211.71
  6. Step 6: Final answer
    x = 7,914.42

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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.