Home / 7,494.23-11,246.36-3,111.69

Finding the Fourth Proportional to 7,494.23, 11,246.36 and 3,111.69

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Solution

The fourth proportional to 7,494.23, 11,246.36 and 3,111.69 is: 4,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.23 : 11,246.36 = 3,111.69 : x
  2. Step 2: Convert to fraction form
    7,494.23/11,246.36 = 3,111.69/x
  3. Step 3: Cross multiply
    7,494.23x = 11,246.36 × 3,111.69
  4. Step 4: Simplify right side
    7,494.23x = 34,995,185.95
  5. Step 5: Solve for x
    x = 34,995,185.95/7,494.23
  6. Step 6: Final answer
    x = 4,669.62

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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.