Home / 6,418.11-9,624.66-1,974.45

Finding the Fourth Proportional to 6,418.11, 9,624.66 and 1,974.45

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Solution

The fourth proportional to 6,418.11, 9,624.66 and 1,974.45 is: 2,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.11 : 9,624.66 = 1,974.45 : x
  2. Step 2: Convert to fraction form
    6,418.11/9,624.66 = 1,974.45/x
  3. Step 3: Cross multiply
    6,418.11x = 9,624.66 × 1,974.45
  4. Step 4: Simplify right side
    6,418.11x = 19,003,409.94
  5. Step 5: Solve for x
    x = 19,003,409.94/6,418.11
  6. Step 6: Final answer
    x = 2,960.90

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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.