Home / 10,961.37-15,126.62-5,925.60

Finding the Fourth Proportional to 10,961.37, 15,126.62 and 5,925.60

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Solution

The fourth proportional to 10,961.37, 15,126.62 and 5,925.60 is: 8,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961.37 : 15,126.62 = 5,925.60 : x
  2. Step 2: Convert to fraction form
    10,961.37/15,126.62 = 5,925.60/x
  3. Step 3: Cross multiply
    10,961.37x = 15,126.62 × 5,925.60
  4. Step 4: Simplify right side
    10,961.37x = 89,634,269.84
  5. Step 5: Solve for x
    x = 89,634,269.84/10,961.37
  6. Step 6: Final answer
    x = 8,177.29

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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.