Home / 10,211.99-14,092.70-5,735.48

Finding the Fourth Proportional to 10,211.99, 14,092.70 and 5,735.48

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Solution

The fourth proportional to 10,211.99, 14,092.70 and 5,735.48 is: 7,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.99 : 14,092.70 = 5,735.48 : x
  2. Step 2: Convert to fraction form
    10,211.99/14,092.70 = 5,735.48/x
  3. Step 3: Cross multiply
    10,211.99x = 14,092.70 × 5,735.48
  4. Step 4: Simplify right side
    10,211.99x = 80,828,399.00
  5. Step 5: Solve for x
    x = 80,828,399.00/10,211.99
  6. Step 6: Final answer
    x = 7,915.05

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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.