Home / 5,887.72-8,814.30-4,126.60

Finding the Fourth Proportional to 5,887.72, 8,814.30 and 4,126.60

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Solution

The fourth proportional to 5,887.72, 8,814.30 and 4,126.60 is: 6,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.72 : 8,814.30 = 4,126.60 : x
  2. Step 2: Convert to fraction form
    5,887.72/8,814.30 = 4,126.60/x
  3. Step 3: Cross multiply
    5,887.72x = 8,814.30 × 4,126.60
  4. Step 4: Simplify right side
    5,887.72x = 36,373,090.38
  5. Step 5: Solve for x
    x = 36,373,090.38/5,887.72
  6. Step 6: Final answer
    x = 6,177.79

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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.