Home / 5,716.50-8,575.23-1,612.50

Finding the Fourth Proportional to 5,716.50, 8,575.23 and 1,612.50

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Solution

The fourth proportional to 5,716.50, 8,575.23 and 1,612.50 is: 2,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.50 : 8,575.23 = 1,612.50 : x
  2. Step 2: Convert to fraction form
    5,716.50/8,575.23 = 1,612.50/x
  3. Step 3: Cross multiply
    5,716.50x = 8,575.23 × 1,612.50
  4. Step 4: Simplify right side
    5,716.50x = 13,827,558.38
  5. Step 5: Solve for x
    x = 13,827,558.38/5,716.50
  6. Step 6: Final answer
    x = 2,418.89

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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.