Home / 7,746.49-11,612.69-3,585.38

Finding the Fourth Proportional to 7,746.49, 11,612.69 and 3,585.38

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Solution

The fourth proportional to 7,746.49, 11,612.69 and 3,585.38 is: 5,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.49 : 11,612.69 = 3,585.38 : x
  2. Step 2: Convert to fraction form
    7,746.49/11,612.69 = 3,585.38/x
  3. Step 3: Cross multiply
    7,746.49x = 11,612.69 × 3,585.38
  4. Step 4: Simplify right side
    7,746.49x = 41,635,906.47
  5. Step 5: Solve for x
    x = 41,635,906.47/7,746.49
  6. Step 6: Final answer
    x = 5,374.81

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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.