Home / 5,713.60-8,568.90-2,425

Finding the Fourth Proportional to 5,713.60, 8,568.90 and 2,425

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Solution

The fourth proportional to 5,713.60, 8,568.90 and 2,425 is: 3,636.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.60 : 8,568.90 = 2,425 : x
  2. Step 2: Convert to fraction form
    5,713.60/8,568.90 = 2,425/x
  3. Step 3: Cross multiply
    5,713.60x = 8,568.90 × 2,425
  4. Step 4: Simplify right side
    5,713.60x = 20,779,582.50
  5. Step 5: Solve for x
    x = 20,779,582.50/5,713.60
  6. Step 6: Final answer
    x = 3,636.86

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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.