Home / 4,175.69-6,261.62-1,253.39

Finding the Fourth Proportional to 4,175.69, 6,261.62 and 1,253.39

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Solution

The fourth proportional to 4,175.69, 6,261.62 and 1,253.39 is: 1,879.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.69 : 6,261.62 = 1,253.39 : x
  2. Step 2: Convert to fraction form
    4,175.69/6,261.62 = 1,253.39/x
  3. Step 3: Cross multiply
    4,175.69x = 6,261.62 × 1,253.39
  4. Step 4: Simplify right side
    4,175.69x = 7,848,214.32
  5. Step 5: Solve for x
    x = 7,848,214.32/4,175.69
  6. Step 6: Final answer
    x = 1,879.50

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Half scale
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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.