Home / 2,511.39-3,465.66-1,377

Finding the Fourth Proportional to 2,511.39, 3,465.66 and 1,377

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Solution

The fourth proportional to 2,511.39, 3,465.66 and 1,377 is: 1,900.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.39 : 3,465.66 = 1,377 : x
  2. Step 2: Convert to fraction form
    2,511.39/3,465.66 = 1,377/x
  3. Step 3: Cross multiply
    2,511.39x = 3,465.66 × 1,377
  4. Step 4: Simplify right side
    2,511.39x = 4,772,218.98
  5. Step 5: Solve for x
    x = 4,772,218.98/2,511.39
  6. Step 6: Final answer
    x = 1,900.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.