Home / 2,053.19-3,078.78-591.95

Finding the Fourth Proportional to 2,053.19, 3,078.78 and 591.95

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Solution

The fourth proportional to 2,053.19, 3,078.78 and 591.95 is: 887.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.19 : 3,078.78 = 591.95 : x
  2. Step 2: Convert to fraction form
    2,053.19/3,078.78 = 591.95/x
  3. Step 3: Cross multiply
    2,053.19x = 3,078.78 × 591.95
  4. Step 4: Simplify right side
    2,053.19x = 1,822,468.43
  5. Step 5: Solve for x
    x = 1,822,468.43/2,053.19
  6. Step 6: Final answer
    x = 887.63

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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.