Home / 5,581.70-8,365.38-2,459.68

Finding the Fourth Proportional to 5,581.70, 8,365.38 and 2,459.68

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Solution

The fourth proportional to 5,581.70, 8,365.38 and 2,459.68 is: 3,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.70 : 8,365.38 = 2,459.68 : x
  2. Step 2: Convert to fraction form
    5,581.70/8,365.38 = 2,459.68/x
  3. Step 3: Cross multiply
    5,581.70x = 8,365.38 × 2,459.68
  4. Step 4: Simplify right side
    5,581.70x = 20,576,157.88
  5. Step 5: Solve for x
    x = 20,576,157.88/5,581.70
  6. Step 6: Final answer
    x = 3,686.36

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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.