Home / 5,820.01-8,031.79-3,167.60

Finding the Fourth Proportional to 5,820.01, 8,031.79 and 3,167.60

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Solution

The fourth proportional to 5,820.01, 8,031.79 and 3,167.60 is: 4,371.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.01 : 8,031.79 = 3,167.60 : x
  2. Step 2: Convert to fraction form
    5,820.01/8,031.79 = 3,167.60/x
  3. Step 3: Cross multiply
    5,820.01x = 8,031.79 × 3,167.60
  4. Step 4: Simplify right side
    5,820.01x = 25,441,457.85
  5. Step 5: Solve for x
    x = 25,441,457.85/5,820.01
  6. Step 6: Final answer
    x = 4,371.38

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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.