Home / 3,664.53-5,053.43-2,405.18

Finding the Fourth Proportional to 3,664.53, 5,053.43 and 2,405.18

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Solution

The fourth proportional to 3,664.53, 5,053.43 and 2,405.18 is: 3,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.53 : 5,053.43 = 2,405.18 : x
  2. Step 2: Convert to fraction form
    3,664.53/5,053.43 = 2,405.18/x
  3. Step 3: Cross multiply
    3,664.53x = 5,053.43 × 2,405.18
  4. Step 4: Simplify right side
    3,664.53x = 12,154,371.47
  5. Step 5: Solve for x
    x = 12,154,371.47/3,664.53
  6. Step 6: Final answer
    x = 3,316.76

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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.