Home / 11,443.55-17,165.93-3,651.75

Finding the Fourth Proportional to 11,443.55, 17,165.93 and 3,651.75

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Solution

The fourth proportional to 11,443.55, 17,165.93 and 3,651.75 is: 5,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443.55 : 17,165.93 = 3,651.75 : x
  2. Step 2: Convert to fraction form
    11,443.55/17,165.93 = 3,651.75/x
  3. Step 3: Cross multiply
    11,443.55x = 17,165.93 × 3,651.75
  4. Step 4: Simplify right side
    11,443.55x = 62,685,666.62
  5. Step 5: Solve for x
    x = 62,685,666.62/11,443.55
  6. Step 6: Final answer
    x = 5,477.82

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1.5x scale

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.