Home / 8,362.49-12,542.31-2,517.74

Finding the Fourth Proportional to 8,362.49, 12,542.31 and 2,517.74

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Solution

The fourth proportional to 8,362.49, 12,542.31 and 2,517.74 is: 3,776.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362.49 : 12,542.31 = 2,517.74 : x
  2. Step 2: Convert to fraction form
    8,362.49/12,542.31 = 2,517.74/x
  3. Step 3: Cross multiply
    8,362.49x = 12,542.31 × 2,517.74
  4. Step 4: Simplify right side
    8,362.49x = 31,578,212.87
  5. Step 5: Solve for x
    x = 31,578,212.87/8,362.49
  6. Step 6: Final answer
    x = 3,776.18

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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.