Home / 9,788.38-14,682.57-2,862.88

Finding the Fourth Proportional to 9,788.38, 14,682.57 and 2,862.88

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Solution

The fourth proportional to 9,788.38, 14,682.57 and 2,862.88 is: 4,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.38 : 14,682.57 = 2,862.88 : x
  2. Step 2: Convert to fraction form
    9,788.38/14,682.57 = 2,862.88/x
  3. Step 3: Cross multiply
    9,788.38x = 14,682.57 × 2,862.88
  4. Step 4: Simplify right side
    9,788.38x = 42,034,436.00
  5. Step 5: Solve for x
    x = 42,034,436.00/9,788.38
  6. Step 6: Final answer
    x = 4,294.32

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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.