Home / 11,474.12-15,834.56-6,369.46

Finding the Fourth Proportional to 11,474.12, 15,834.56 and 6,369.46

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Solution

The fourth proportional to 11,474.12, 15,834.56 and 6,369.46 is: 8,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.12 : 15,834.56 = 6,369.46 : x
  2. Step 2: Convert to fraction form
    11,474.12/15,834.56 = 6,369.46/x
  3. Step 3: Cross multiply
    11,474.12x = 15,834.56 × 6,369.46
  4. Step 4: Simplify right side
    11,474.12x = 100,857,525.10
  5. Step 5: Solve for x
    x = 100,857,525.10/11,474.12
  6. Step 6: Final answer
    x = 8,790.00

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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.