Home / 3,510.42-5,260.62-2,578.66

Finding the Fourth Proportional to 3,510.42, 5,260.62 and 2,578.66

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Solution

The fourth proportional to 3,510.42, 5,260.62 and 2,578.66 is: 3,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.42 : 5,260.62 = 2,578.66 : x
  2. Step 2: Convert to fraction form
    3,510.42/5,260.62 = 2,578.66/x
  3. Step 3: Cross multiply
    3,510.42x = 5,260.62 × 2,578.66
  4. Step 4: Simplify right side
    3,510.42x = 13,565,350.37
  5. Step 5: Solve for x
    x = 13,565,350.37/3,510.42
  6. Step 6: Final answer
    x = 3,864.31

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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.