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Finding the Fourth Proportional to 8,374.59, 11,554.11 and 4,836.51

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Solution

The fourth proportional to 8,374.59, 11,554.11 and 4,836.51 is: 6,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.59 : 11,554.11 = 4,836.51 : x
  2. Step 2: Convert to fraction form
    8,374.59/11,554.11 = 4,836.51/x
  3. Step 3: Cross multiply
    8,374.59x = 11,554.11 × 4,836.51
  4. Step 4: Simplify right side
    8,374.59x = 55,881,568.56
  5. Step 5: Solve for x
    x = 55,881,568.56/8,374.59
  6. Step 6: Final answer
    x = 6,672.75

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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.