Home / 11,165.55-16,748.45-2,845.55

Finding the Fourth Proportional to 11,165.55, 16,748.45 and 2,845.55

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Solution

The fourth proportional to 11,165.55, 16,748.45 and 2,845.55 is: 4,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.55 : 16,748.45 = 2,845.55 : x
  2. Step 2: Convert to fraction form
    11,165.55/16,748.45 = 2,845.55/x
  3. Step 3: Cross multiply
    11,165.55x = 16,748.45 × 2,845.55
  4. Step 4: Simplify right side
    11,165.55x = 47,658,551.90
  5. Step 5: Solve for x
    x = 47,658,551.90/11,165.55
  6. Step 6: Final answer
    x = 4,268.36

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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.