Home / 5,814.54-8,720.48-2,851.80

Finding the Fourth Proportional to 5,814.54, 8,720.48 and 2,851.80

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Solution

The fourth proportional to 5,814.54, 8,720.48 and 2,851.80 is: 4,277.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.54 : 8,720.48 = 2,851.80 : x
  2. Step 2: Convert to fraction form
    5,814.54/8,720.48 = 2,851.80/x
  3. Step 3: Cross multiply
    5,814.54x = 8,720.48 × 2,851.80
  4. Step 4: Simplify right side
    5,814.54x = 24,869,064.86
  5. Step 5: Solve for x
    x = 24,869,064.86/5,814.54
  6. Step 6: Final answer
    x = 4,277.05

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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.