Home / 10,211.92-14,092.44-5,735.80

Finding the Fourth Proportional to 10,211.92, 14,092.44 and 5,735.80

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Solution

The fourth proportional to 10,211.92, 14,092.44 and 5,735.80 is: 7,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.92 : 14,092.44 = 5,735.80 : x
  2. Step 2: Convert to fraction form
    10,211.92/14,092.44 = 5,735.80/x
  3. Step 3: Cross multiply
    10,211.92x = 14,092.44 × 5,735.80
  4. Step 4: Simplify right side
    10,211.92x = 80,831,417.35
  5. Step 5: Solve for x
    x = 80,831,417.35/10,211.92
  6. Step 6: Final answer
    x = 7,915.40

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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.