Home / 3,837.12-5,746.47-2,600.79

Finding the Fourth Proportional to 3,837.12, 5,746.47 and 2,600.79

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Solution

The fourth proportional to 3,837.12, 5,746.47 and 2,600.79 is: 3,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.12 : 5,746.47 = 2,600.79 : x
  2. Step 2: Convert to fraction form
    3,837.12/5,746.47 = 2,600.79/x
  3. Step 3: Cross multiply
    3,837.12x = 5,746.47 × 2,600.79
  4. Step 4: Simplify right side
    3,837.12x = 14,945,361.71
  5. Step 5: Solve for x
    x = 14,945,361.71/3,837.12
  6. Step 6: Final answer
    x = 3,894.94

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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.