Home / 7,437.27-11,155.61-2,506.80

Finding the Fourth Proportional to 7,437.27, 11,155.61 and 2,506.80

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Solution

The fourth proportional to 7,437.27, 11,155.61 and 2,506.80 is: 3,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.27 : 11,155.61 = 2,506.80 : x
  2. Step 2: Convert to fraction form
    7,437.27/11,155.61 = 2,506.80/x
  3. Step 3: Cross multiply
    7,437.27x = 11,155.61 × 2,506.80
  4. Step 4: Simplify right side
    7,437.27x = 27,964,814.84
  5. Step 5: Solve for x
    x = 27,964,814.84/7,437.27
  6. Step 6: Final answer
    x = 3,760.09

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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.