Home / 8,237.04-12,356.73-2,688.63

Finding the Fourth Proportional to 8,237.04, 12,356.73 and 2,688.63

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Solution

The fourth proportional to 8,237.04, 12,356.73 and 2,688.63 is: 4,033.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.04 : 12,356.73 = 2,688.63 : x
  2. Step 2: Convert to fraction form
    8,237.04/12,356.73 = 2,688.63/x
  3. Step 3: Cross multiply
    8,237.04x = 12,356.73 × 2,688.63
  4. Step 4: Simplify right side
    8,237.04x = 33,222,674.98
  5. Step 5: Solve for x
    x = 33,222,674.98/8,237.04
  6. Step 6: Final answer
    x = 4,033.33

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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.