Home / 5,923.48-8,177.60-3,687.28

Finding the Fourth Proportional to 5,923.48, 8,177.60 and 3,687.28

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Solution

The fourth proportional to 5,923.48, 8,177.60 and 3,687.28 is: 5,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.48 : 8,177.60 = 3,687.28 : x
  2. Step 2: Convert to fraction form
    5,923.48/8,177.60 = 3,687.28/x
  3. Step 3: Cross multiply
    5,923.48x = 8,177.60 × 3,687.28
  4. Step 4: Simplify right side
    5,923.48x = 30,153,100.93
  5. Step 5: Solve for x
    x = 30,153,100.93/5,923.48
  6. Step 6: Final answer
    x = 5,090.44

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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.