Home / 4,656.39-6,427.19-2,769.31

Finding the Fourth Proportional to 4,656.39, 6,427.19 and 2,769.31

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Solution

The fourth proportional to 4,656.39, 6,427.19 and 2,769.31 is: 3,822.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.39 : 6,427.19 = 2,769.31 : x
  2. Step 2: Convert to fraction form
    4,656.39/6,427.19 = 2,769.31/x
  3. Step 3: Cross multiply
    4,656.39x = 6,427.19 × 2,769.31
  4. Step 4: Simplify right side
    4,656.39x = 17,798,881.54
  5. Step 5: Solve for x
    x = 17,798,881.54/4,656.39
  6. Step 6: Final answer
    x = 3,822.46

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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.