Home / 4,932.36-7,395.81-1,643.66

Finding the Fourth Proportional to 4,932.36, 7,395.81 and 1,643.66

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Solution

The fourth proportional to 4,932.36, 7,395.81 and 1,643.66 is: 2,464.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.36 : 7,395.81 = 1,643.66 : x
  2. Step 2: Convert to fraction form
    4,932.36/7,395.81 = 1,643.66/x
  3. Step 3: Cross multiply
    4,932.36x = 7,395.81 × 1,643.66
  4. Step 4: Simplify right side
    4,932.36x = 12,156,197.06
  5. Step 5: Solve for x
    x = 12,156,197.06/4,932.36
  6. Step 6: Final answer
    x = 2,464.58

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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.