Home / 5,154.44-7,730.03-1,456.79

Finding the Fourth Proportional to 5,154.44, 7,730.03 and 1,456.79

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Solution

The fourth proportional to 5,154.44, 7,730.03 and 1,456.79 is: 2,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.44 : 7,730.03 = 1,456.79 : x
  2. Step 2: Convert to fraction form
    5,154.44/7,730.03 = 1,456.79/x
  3. Step 3: Cross multiply
    5,154.44x = 7,730.03 × 1,456.79
  4. Step 4: Simplify right side
    5,154.44x = 11,260,995.40
  5. Step 5: Solve for x
    x = 11,260,995.40/5,154.44
  6. Step 6: Final answer
    x = 2,184.72

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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.