Home / 5,055.31-7,583.63-1,769.34

Finding the Fourth Proportional to 5,055.31, 7,583.63 and 1,769.34

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Solution

The fourth proportional to 5,055.31, 7,583.63 and 1,769.34 is: 2,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.31 : 7,583.63 = 1,769.34 : x
  2. Step 2: Convert to fraction form
    5,055.31/7,583.63 = 1,769.34/x
  3. Step 3: Cross multiply
    5,055.31x = 7,583.63 × 1,769.34
  4. Step 4: Simplify right side
    5,055.31x = 13,418,039.50
  5. Step 5: Solve for x
    x = 13,418,039.50/5,055.31
  6. Step 6: Final answer
    x = 2,654.25

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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.