Home / 7,511.49-11,268.81-2,246.91

Finding the Fourth Proportional to 7,511.49, 11,268.81 and 2,246.91

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Solution

The fourth proportional to 7,511.49, 11,268.81 and 2,246.91 is: 3,370.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.49 : 11,268.81 = 2,246.91 : x
  2. Step 2: Convert to fraction form
    7,511.49/11,268.81 = 2,246.91/x
  3. Step 3: Cross multiply
    7,511.49x = 11,268.81 × 2,246.91
  4. Step 4: Simplify right side
    7,511.49x = 25,320,001.88
  5. Step 5: Solve for x
    x = 25,320,001.88/7,511.49
  6. Step 6: Final answer
    x = 3,370.84

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1.5x scale

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.