Home / 11,787.63-16,266.93-6,482.43

Finding the Fourth Proportional to 11,787.63, 16,266.93 and 6,482.43

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Solution

The fourth proportional to 11,787.63, 16,266.93 and 6,482.43 is: 8,945.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.63 : 16,266.93 = 6,482.43 : x
  2. Step 2: Convert to fraction form
    11,787.63/16,266.93 = 6,482.43/x
  3. Step 3: Cross multiply
    11,787.63x = 16,266.93 × 6,482.43
  4. Step 4: Simplify right side
    11,787.63x = 105,449,210.73
  5. Step 5: Solve for x
    x = 105,449,210.73/11,787.63
  6. Step 6: Final answer
    x = 8,945.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.