Home / 8,947.68-13,422.96-3,025.14

Finding the Fourth Proportional to 8,947.68, 13,422.96 and 3,025.14

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Solution

The fourth proportional to 8,947.68, 13,422.96 and 3,025.14 is: 4,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.68 : 13,422.96 = 3,025.14 : x
  2. Step 2: Convert to fraction form
    8,947.68/13,422.96 = 3,025.14/x
  3. Step 3: Cross multiply
    8,947.68x = 13,422.96 × 3,025.14
  4. Step 4: Simplify right side
    8,947.68x = 40,606,333.21
  5. Step 5: Solve for x
    x = 40,606,333.21/8,947.68
  6. Step 6: Final answer
    x = 4,538.20

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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.