Home / 5,386.36-7,426.26-3,494.62

Finding the Fourth Proportional to 5,386.36, 7,426.26 and 3,494.62

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Solution

The fourth proportional to 5,386.36, 7,426.26 and 3,494.62 is: 4,818.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.36 : 7,426.26 = 3,494.62 : x
  2. Step 2: Convert to fraction form
    5,386.36/7,426.26 = 3,494.62/x
  3. Step 3: Cross multiply
    5,386.36x = 7,426.26 × 3,494.62
  4. Step 4: Simplify right side
    5,386.36x = 25,951,956.72
  5. Step 5: Solve for x
    x = 25,951,956.72/5,386.36
  6. Step 6: Final answer
    x = 4,818.09

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Why These Related Problems?

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