Home / 5,387.94-8,085.08-2,267.75

Finding the Fourth Proportional to 5,387.94, 8,085.08 and 2,267.75

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Solution

The fourth proportional to 5,387.94, 8,085.08 and 2,267.75 is: 3,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.94 : 8,085.08 = 2,267.75 : x
  2. Step 2: Convert to fraction form
    5,387.94/8,085.08 = 2,267.75/x
  3. Step 3: Cross multiply
    5,387.94x = 8,085.08 × 2,267.75
  4. Step 4: Simplify right side
    5,387.94x = 18,334,966.05
  5. Step 5: Solve for x
    x = 18,334,966.05/5,387.94
  6. Step 6: Final answer
    x = 3,402.96

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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.