Home / 11,651.10-17,477.39-4,254.60

Finding the Fourth Proportional to 11,651.10, 17,477.39 and 4,254.60

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Solution

The fourth proportional to 11,651.10, 17,477.39 and 4,254.60 is: 6,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,651.10 : 17,477.39 = 4,254.60 : x
  2. Step 2: Convert to fraction form
    11,651.10/17,477.39 = 4,254.60/x
  3. Step 3: Cross multiply
    11,651.10x = 17,477.39 × 4,254.60
  4. Step 4: Simplify right side
    11,651.10x = 74,359,303.49
  5. Step 5: Solve for x
    x = 74,359,303.49/11,651.10
  6. Step 6: Final answer
    x = 6,382.17

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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.