Home / 3,176.17-4,757.76-1,874.50

Finding the Fourth Proportional to 3,176.17, 4,757.76 and 1,874.50

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Solution

The fourth proportional to 3,176.17, 4,757.76 and 1,874.50 is: 2,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.17 : 4,757.76 = 1,874.50 : x
  2. Step 2: Convert to fraction form
    3,176.17/4,757.76 = 1,874.50/x
  3. Step 3: Cross multiply
    3,176.17x = 4,757.76 × 1,874.50
  4. Step 4: Simplify right side
    3,176.17x = 8,918,421.12
  5. Step 5: Solve for x
    x = 8,918,421.12/3,176.17
  6. Step 6: Final answer
    x = 2,807.92

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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.