Home / 11,175.63-15,422.36-6,207.63

Finding the Fourth Proportional to 11,175.63, 15,422.36 and 6,207.63

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Solution

The fourth proportional to 11,175.63, 15,422.36 and 6,207.63 is: 8,566.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.63 : 15,422.36 = 6,207.63 : x
  2. Step 2: Convert to fraction form
    11,175.63/15,422.36 = 6,207.63/x
  3. Step 3: Cross multiply
    11,175.63x = 15,422.36 × 6,207.63
  4. Step 4: Simplify right side
    11,175.63x = 95,736,304.61
  5. Step 5: Solve for x
    x = 95,736,304.61/11,175.63
  6. Step 6: Final answer
    x = 8,566.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.