Home / 7,837.39-11,759.93-3,677.74

Finding the Fourth Proportional to 7,837.39, 11,759.93 and 3,677.74

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Solution

The fourth proportional to 7,837.39, 11,759.93 and 3,677.74 is: 5,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.39 : 11,759.93 = 3,677.74 : x
  2. Step 2: Convert to fraction form
    7,837.39/11,759.93 = 3,677.74/x
  3. Step 3: Cross multiply
    7,837.39x = 11,759.93 × 3,677.74
  4. Step 4: Simplify right side
    7,837.39x = 43,249,903.57
  5. Step 5: Solve for x
    x = 43,249,903.57/7,837.39
  6. Step 6: Final answer
    x = 5,518.41

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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.