Home / 11,644.27-17,465.91-2,878.96

Finding the Fourth Proportional to 11,644.27, 17,465.91 and 2,878.96

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Solution

The fourth proportional to 11,644.27, 17,465.91 and 2,878.96 is: 4,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.27 : 17,465.91 = 2,878.96 : x
  2. Step 2: Convert to fraction form
    11,644.27/17,465.91 = 2,878.96/x
  3. Step 3: Cross multiply
    11,644.27x = 17,465.91 × 2,878.96
  4. Step 4: Simplify right side
    11,644.27x = 50,283,656.25
  5. Step 5: Solve for x
    x = 50,283,656.25/11,644.27
  6. Step 6: Final answer
    x = 4,318.32

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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.