Home / 7,858.25-11,763.96-5,076.80

Finding the Fourth Proportional to 7,858.25, 11,763.96 and 5,076.80

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Solution

The fourth proportional to 7,858.25, 11,763.96 and 5,076.80 is: 7,600.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858.25 : 11,763.96 = 5,076.80 : x
  2. Step 2: Convert to fraction form
    7,858.25/11,763.96 = 5,076.80/x
  3. Step 3: Cross multiply
    7,858.25x = 11,763.96 × 5,076.80
  4. Step 4: Simplify right side
    7,858.25x = 59,723,213.31
  5. Step 5: Solve for x
    x = 59,723,213.31/7,858.25
  6. Step 6: Final answer
    x = 7,600.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.