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Finding the Fourth Proportional to 9,858, 14,787 and 2,562

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Solution

The fourth proportional to 9,858, 14,787 and 2,562 is: 3,843

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858 : 14,787 = 2,562 : x
  2. Step 2: Convert to fraction form
    9,858/14,787 = 2,562/x
  3. Step 3: Cross multiply
    9,858x = 14,787 × 2,562
  4. Step 4: Simplify right side
    9,858x = 37,884,294
  5. Step 5: Solve for x
    x = 37,884,294/9,858
  6. Step 6: Final answer
    x = 3,843

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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.