Home / 4,390.62-6,577.29-2,908.86

Finding the Fourth Proportional to 4,390.62, 6,577.29 and 2,908.86

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Solution

The fourth proportional to 4,390.62, 6,577.29 and 2,908.86 is: 4,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.62 : 6,577.29 = 2,908.86 : x
  2. Step 2: Convert to fraction form
    4,390.62/6,577.29 = 2,908.86/x
  3. Step 3: Cross multiply
    4,390.62x = 6,577.29 × 2,908.86
  4. Step 4: Simplify right side
    4,390.62x = 19,132,415.79
  5. Step 5: Solve for x
    x = 19,132,415.79/4,390.62
  6. Step 6: Final answer
    x = 4,357.57

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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.