Home / 2,753-3,799.22-1,511.08

Finding the Fourth Proportional to 2,753, 3,799.22 and 1,511.08

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Solution

The fourth proportional to 2,753, 3,799.22 and 1,511.08 is: 2,085.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753 : 3,799.22 = 1,511.08 : x
  2. Step 2: Convert to fraction form
    2,753/3,799.22 = 1,511.08/x
  3. Step 3: Cross multiply
    2,753x = 3,799.22 × 1,511.08
  4. Step 4: Simplify right side
    2,753x = 5,740,925.36
  5. Step 5: Solve for x
    x = 5,740,925.36/2,753
  6. Step 6: Final answer
    x = 2,085.33

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1.5x scale

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.