Home / 11,052.72-16,580.16-4,125.60

Finding the Fourth Proportional to 11,052.72, 16,580.16 and 4,125.60

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Solution

The fourth proportional to 11,052.72, 16,580.16 and 4,125.60 is: 6,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.72 : 16,580.16 = 4,125.60 : x
  2. Step 2: Convert to fraction form
    11,052.72/16,580.16 = 4,125.60/x
  3. Step 3: Cross multiply
    11,052.72x = 16,580.16 × 4,125.60
  4. Step 4: Simplify right side
    11,052.72x = 68,403,108.10
  5. Step 5: Solve for x
    x = 68,403,108.10/11,052.72
  6. Step 6: Final answer
    x = 6,188.80

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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.