Home / 4,465.47-6,161.63-2,786.61

Finding the Fourth Proportional to 4,465.47, 6,161.63 and 2,786.61

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Solution

The fourth proportional to 4,465.47, 6,161.63 and 2,786.61 is: 3,845.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.47 : 6,161.63 = 2,786.61 : x
  2. Step 2: Convert to fraction form
    4,465.47/6,161.63 = 2,786.61/x
  3. Step 3: Cross multiply
    4,465.47x = 6,161.63 × 2,786.61
  4. Step 4: Simplify right side
    4,465.47x = 17,170,045.84
  5. Step 5: Solve for x
    x = 17,170,045.84/4,465.47
  6. Step 6: Final answer
    x = 3,845.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.