Home / 5,153.98-7,731.38-1,456.50

Finding the Fourth Proportional to 5,153.98, 7,731.38 and 1,456.50

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Solution

The fourth proportional to 5,153.98, 7,731.38 and 1,456.50 is: 2,184.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.98 : 7,731.38 = 1,456.50 : x
  2. Step 2: Convert to fraction form
    5,153.98/7,731.38 = 1,456.50/x
  3. Step 3: Cross multiply
    5,153.98x = 7,731.38 × 1,456.50
  4. Step 4: Simplify right side
    5,153.98x = 11,260,754.97
  5. Step 5: Solve for x
    x = 11,260,754.97/5,153.98
  6. Step 6: Final answer
    x = 2,184.87

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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.