Home / 5,184.56-7,769.28-2,583.92

Finding the Fourth Proportional to 5,184.56, 7,769.28 and 2,583.92

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Solution

The fourth proportional to 5,184.56, 7,769.28 and 2,583.92 is: 3,872.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.56 : 7,769.28 = 2,583.92 : x
  2. Step 2: Convert to fraction form
    5,184.56/7,769.28 = 2,583.92/x
  3. Step 3: Cross multiply
    5,184.56x = 7,769.28 × 2,583.92
  4. Step 4: Simplify right side
    5,184.56x = 20,075,197.98
  5. Step 5: Solve for x
    x = 20,075,197.98/5,184.56
  6. Step 6: Final answer
    x = 3,872.11

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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.