Home / 7,409.22-11,116.58-3,462.71

Finding the Fourth Proportional to 7,409.22, 11,116.58 and 3,462.71

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Solution

The fourth proportional to 7,409.22, 11,116.58 and 3,462.71 is: 5,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.22 : 11,116.58 = 3,462.71 : x
  2. Step 2: Convert to fraction form
    7,409.22/11,116.58 = 3,462.71/x
  3. Step 3: Cross multiply
    7,409.22x = 11,116.58 × 3,462.71
  4. Step 4: Simplify right side
    7,409.22x = 38,493,492.73
  5. Step 5: Solve for x
    x = 38,493,492.73/7,409.22
  6. Step 6: Final answer
    x = 5,195.35

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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.