Home / 7,189.73-10,785.08-2,259.73

Finding the Fourth Proportional to 7,189.73, 10,785.08 and 2,259.73

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Solution

The fourth proportional to 7,189.73, 10,785.08 and 2,259.73 is: 3,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189.73 : 10,785.08 = 2,259.73 : x
  2. Step 2: Convert to fraction form
    7,189.73/10,785.08 = 2,259.73/x
  3. Step 3: Cross multiply
    7,189.73x = 10,785.08 × 2,259.73
  4. Step 4: Simplify right side
    7,189.73x = 24,371,387.96
  5. Step 5: Solve for x
    x = 24,371,387.96/7,189.73
  6. Step 6: Final answer
    x = 3,389.75

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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.