Home / 11,477.20-17,210.68-3,267.28

Finding the Fourth Proportional to 11,477.20, 17,210.68 and 3,267.28

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Solution

The fourth proportional to 11,477.20, 17,210.68 and 3,267.28 is: 4,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.20 : 17,210.68 = 3,267.28 : x
  2. Step 2: Convert to fraction form
    11,477.20/17,210.68 = 3,267.28/x
  3. Step 3: Cross multiply
    11,477.20x = 17,210.68 × 3,267.28
  4. Step 4: Simplify right side
    11,477.20x = 56,232,110.55
  5. Step 5: Solve for x
    x = 56,232,110.55/11,477.20
  6. Step 6: Final answer
    x = 4,899.46

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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.