Home / 7,489.47-11,235.29-2,295.75

Finding the Fourth Proportional to 7,489.47, 11,235.29 and 2,295.75

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Solution

The fourth proportional to 7,489.47, 11,235.29 and 2,295.75 is: 3,443.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.47 : 11,235.29 = 2,295.75 : x
  2. Step 2: Convert to fraction form
    7,489.47/11,235.29 = 2,295.75/x
  3. Step 3: Cross multiply
    7,489.47x = 11,235.29 × 2,295.75
  4. Step 4: Simplify right side
    7,489.47x = 25,793,405.54
  5. Step 5: Solve for x
    x = 25,793,405.54/7,489.47
  6. Step 6: Final answer
    x = 3,443.96

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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.