Home / 7,839.58-10,818.82-4,302.76

Finding the Fourth Proportional to 7,839.58, 10,818.82 and 4,302.76

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Solution

The fourth proportional to 7,839.58, 10,818.82 and 4,302.76 is: 5,937.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839.58 : 10,818.82 = 4,302.76 : x
  2. Step 2: Convert to fraction form
    7,839.58/10,818.82 = 4,302.76/x
  3. Step 3: Cross multiply
    7,839.58x = 10,818.82 × 4,302.76
  4. Step 4: Simplify right side
    7,839.58x = 46,550,785.94
  5. Step 5: Solve for x
    x = 46,550,785.94/7,839.58
  6. Step 6: Final answer
    x = 5,937.92

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