Home / 5,054.28-7,583.62-1,769.72

Finding the Fourth Proportional to 5,054.28, 7,583.62 and 1,769.72

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Solution

The fourth proportional to 5,054.28, 7,583.62 and 1,769.72 is: 2,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.28 : 7,583.62 = 1,769.72 : x
  2. Step 2: Convert to fraction form
    5,054.28/7,583.62 = 1,769.72/x
  3. Step 3: Cross multiply
    5,054.28x = 7,583.62 × 1,769.72
  4. Step 4: Simplify right side
    5,054.28x = 13,420,883.99
  5. Step 5: Solve for x
    x = 13,420,883.99/5,054.28
  6. Step 6: Final answer
    x = 2,655.35

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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.