Home / 8,157.56-11,259.64-4,801.44

Finding the Fourth Proportional to 8,157.56, 11,259.64 and 4,801.44

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Solution

The fourth proportional to 8,157.56, 11,259.64 and 4,801.44 is: 6,627.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157.56 : 11,259.64 = 4,801.44 : x
  2. Step 2: Convert to fraction form
    8,157.56/11,259.64 = 4,801.44/x
  3. Step 3: Cross multiply
    8,157.56x = 11,259.64 × 4,801.44
  4. Step 4: Simplify right side
    8,157.56x = 54,062,485.88
  5. Step 5: Solve for x
    x = 54,062,485.88/8,157.56
  6. Step 6: Final answer
    x = 6,627.29

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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.