Home / 5,720.60-8,582.21-2,433.80

Finding the Fourth Proportional to 5,720.60, 8,582.21 and 2,433.80

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Solution

The fourth proportional to 5,720.60, 8,582.21 and 2,433.80 is: 3,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.60 : 8,582.21 = 2,433.80 : x
  2. Step 2: Convert to fraction form
    5,720.60/8,582.21 = 2,433.80/x
  3. Step 3: Cross multiply
    5,720.60x = 8,582.21 × 2,433.80
  4. Step 4: Simplify right side
    5,720.60x = 20,887,327.62
  5. Step 5: Solve for x
    x = 20,887,327.62/5,720.60
  6. Step 6: Final answer
    x = 3,651.25

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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.