Home / 4,810.42-7,214.37-2,176.90

Finding the Fourth Proportional to 4,810.42, 7,214.37 and 2,176.90

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Solution

The fourth proportional to 4,810.42, 7,214.37 and 2,176.90 is: 3,264.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.42 : 7,214.37 = 2,176.90 : x
  2. Step 2: Convert to fraction form
    4,810.42/7,214.37 = 2,176.90/x
  3. Step 3: Cross multiply
    4,810.42x = 7,214.37 × 2,176.90
  4. Step 4: Simplify right side
    4,810.42x = 15,704,962.05
  5. Step 5: Solve for x
    x = 15,704,962.05/4,810.42
  6. Step 6: Final answer
    x = 3,264.78

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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.