Home / 4,809.12-7,214.66-2,035.78

Finding the Fourth Proportional to 4,809.12, 7,214.66 and 2,035.78

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Solution

The fourth proportional to 4,809.12, 7,214.66 and 2,035.78 is: 3,054.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.12 : 7,214.66 = 2,035.78 : x
  2. Step 2: Convert to fraction form
    4,809.12/7,214.66 = 2,035.78/x
  3. Step 3: Cross multiply
    4,809.12x = 7,214.66 × 2,035.78
  4. Step 4: Simplify right side
    4,809.12x = 14,687,460.53
  5. Step 5: Solve for x
    x = 14,687,460.53/4,809.12
  6. Step 6: Final answer
    x = 3,054.08

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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.