Home / 8,386.59-12,579.51-2,463.24

Finding the Fourth Proportional to 8,386.59, 12,579.51 and 2,463.24

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Solution

The fourth proportional to 8,386.59, 12,579.51 and 2,463.24 is: 3,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.59 : 12,579.51 = 2,463.24 : x
  2. Step 2: Convert to fraction form
    8,386.59/12,579.51 = 2,463.24/x
  3. Step 3: Cross multiply
    8,386.59x = 12,579.51 × 2,463.24
  4. Step 4: Simplify right side
    8,386.59x = 30,986,352.21
  5. Step 5: Solve for x
    x = 30,986,352.21/8,386.59
  6. Step 6: Final answer
    x = 3,694.75

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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.