Home / 7,617.47-11,414.34-3,664.46

Finding the Fourth Proportional to 7,617.47, 11,414.34 and 3,664.46

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Solution

The fourth proportional to 7,617.47, 11,414.34 and 3,664.46 is: 5,490.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.47 : 11,414.34 = 3,664.46 : x
  2. Step 2: Convert to fraction form
    7,617.47/11,414.34 = 3,664.46/x
  3. Step 3: Cross multiply
    7,617.47x = 11,414.34 × 3,664.46
  4. Step 4: Simplify right side
    7,617.47x = 41,827,392.36
  5. Step 5: Solve for x
    x = 41,827,392.36/7,617.47
  6. Step 6: Final answer
    x = 5,490.98

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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.