Home / 7,945.05-10,961.24-4,758.41

Finding the Fourth Proportional to 7,945.05, 10,961.24 and 4,758.41

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Solution

The fourth proportional to 7,945.05, 10,961.24 and 4,758.41 is: 6,564.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.05 : 10,961.24 = 4,758.41 : x
  2. Step 2: Convert to fraction form
    7,945.05/10,961.24 = 4,758.41/x
  3. Step 3: Cross multiply
    7,945.05x = 10,961.24 × 4,758.41
  4. Step 4: Simplify right side
    7,945.05x = 52,157,995.43
  5. Step 5: Solve for x
    x = 52,157,995.43/7,945.05
  6. Step 6: Final answer
    x = 6,564.84

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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.