Home / 9,245.80-12,758.58-5,053.96

Finding the Fourth Proportional to 9,245.80, 12,758.58 and 5,053.96

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Solution

The fourth proportional to 9,245.80, 12,758.58 and 5,053.96 is: 6,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.80 : 12,758.58 = 5,053.96 : x
  2. Step 2: Convert to fraction form
    9,245.80/12,758.58 = 5,053.96/x
  3. Step 3: Cross multiply
    9,245.80x = 12,758.58 × 5,053.96
  4. Step 4: Simplify right side
    9,245.80x = 64,481,352.98
  5. Step 5: Solve for x
    x = 64,481,352.98/9,245.80
  6. Step 6: Final answer
    x = 6,974.12

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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.