Home / 11,649.40-17,473.90-2,884.32

Finding the Fourth Proportional to 11,649.40, 17,473.90 and 2,884.32

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Solution

The fourth proportional to 11,649.40, 17,473.90 and 2,884.32 is: 4,326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.40 : 17,473.90 = 2,884.32 : x
  2. Step 2: Convert to fraction form
    11,649.40/17,473.90 = 2,884.32/x
  3. Step 3: Cross multiply
    11,649.40x = 17,473.90 × 2,884.32
  4. Step 4: Simplify right side
    11,649.40x = 50,400,319.25
  5. Step 5: Solve for x
    x = 50,400,319.25/11,649.40
  6. Step 6: Final answer
    x = 4,326.43

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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.