Home / 3,095.47-4,637.80-2,578.79

Finding the Fourth Proportional to 3,095.47, 4,637.80 and 2,578.79

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Solution

The fourth proportional to 3,095.47, 4,637.80 and 2,578.79 is: 3,863.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.47 : 4,637.80 = 2,578.79 : x
  2. Step 2: Convert to fraction form
    3,095.47/4,637.80 = 2,578.79/x
  3. Step 3: Cross multiply
    3,095.47x = 4,637.80 × 2,578.79
  4. Step 4: Simplify right side
    3,095.47x = 11,959,876.18
  5. Step 5: Solve for x
    x = 11,959,876.18/3,095.47
  6. Step 6: Final answer
    x = 3,863.68

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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.