Home / 7,837.43-10,815.75-4,300.56

Finding the Fourth Proportional to 7,837.43, 10,815.75 and 4,300.56

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Solution

The fourth proportional to 7,837.43, 10,815.75 and 4,300.56 is: 5,934.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.43 : 10,815.75 = 4,300.56 : x
  2. Step 2: Convert to fraction form
    7,837.43/10,815.75 = 4,300.56/x
  3. Step 3: Cross multiply
    7,837.43x = 10,815.75 × 4,300.56
  4. Step 4: Simplify right side
    7,837.43x = 46,513,781.82
  5. Step 5: Solve for x
    x = 46,513,781.82/7,837.43
  6. Step 6: Final answer
    x = 5,934.83

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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.