Home / 11,505.14-17,254.86-4,930.58

Finding the Fourth Proportional to 11,505.14, 17,254.86 and 4,930.58

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Solution

The fourth proportional to 11,505.14, 17,254.86 and 4,930.58 is: 7,394.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505.14 : 17,254.86 = 4,930.58 : x
  2. Step 2: Convert to fraction form
    11,505.14/17,254.86 = 4,930.58/x
  3. Step 3: Cross multiply
    11,505.14x = 17,254.86 × 4,930.58
  4. Step 4: Simplify right side
    11,505.14x = 85,076,467.62
  5. Step 5: Solve for x
    x = 85,076,467.62/11,505.14
  6. Step 6: Final answer
    x = 7,394.65

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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.