Home / 3,026.84-4,539.17-1,078.65

Finding the Fourth Proportional to 3,026.84, 4,539.17 and 1,078.65

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Solution

The fourth proportional to 3,026.84, 4,539.17 and 1,078.65 is: 1,617.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.84 : 4,539.17 = 1,078.65 : x
  2. Step 2: Convert to fraction form
    3,026.84/4,539.17 = 1,078.65/x
  3. Step 3: Cross multiply
    3,026.84x = 4,539.17 × 1,078.65
  4. Step 4: Simplify right side
    3,026.84x = 4,896,175.72
  5. Step 5: Solve for x
    x = 4,896,175.72/3,026.84
  6. Step 6: Final answer
    x = 1,617.59

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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.