Home / 5,865.37-8,090.05-3,628.30

Finding the Fourth Proportional to 5,865.37, 8,090.05 and 3,628.30

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Solution

The fourth proportional to 5,865.37, 8,090.05 and 3,628.30 is: 5,004.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.37 : 8,090.05 = 3,628.30 : x
  2. Step 2: Convert to fraction form
    5,865.37/8,090.05 = 3,628.30/x
  3. Step 3: Cross multiply
    5,865.37x = 8,090.05 × 3,628.30
  4. Step 4: Simplify right side
    5,865.37x = 29,353,128.42
  5. Step 5: Solve for x
    x = 29,353,128.42/5,865.37
  6. Step 6: Final answer
    x = 5,004.48

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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.