Home / 8,548.83-11,793.78-5,190.35

Finding the Fourth Proportional to 8,548.83, 11,793.78 and 5,190.35

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Solution

The fourth proportional to 8,548.83, 11,793.78 and 5,190.35 is: 7,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.83 : 11,793.78 = 5,190.35 : x
  2. Step 2: Convert to fraction form
    8,548.83/11,793.78 = 5,190.35/x
  3. Step 3: Cross multiply
    8,548.83x = 11,793.78 × 5,190.35
  4. Step 4: Simplify right side
    8,548.83x = 61,213,787.05
  5. Step 5: Solve for x
    x = 61,213,787.05/8,548.83
  6. Step 6: Final answer
    x = 7,160.49

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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.