Home / 7,839.54-10,818.56-4,302.74

Finding the Fourth Proportional to 7,839.54, 10,818.56 and 4,302.74

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Solution

The fourth proportional to 7,839.54, 10,818.56 and 4,302.74 is: 5,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839.54 : 10,818.56 = 4,302.74 : x
  2. Step 2: Convert to fraction form
    7,839.54/10,818.56 = 4,302.74/x
  3. Step 3: Cross multiply
    7,839.54x = 10,818.56 × 4,302.74
  4. Step 4: Simplify right side
    7,839.54x = 46,549,488.66
  5. Step 5: Solve for x
    x = 46,549,488.66/7,839.54
  6. Step 6: Final answer
    x = 5,937.78

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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.