Home / 3,953.58-5,933.26-2,916.38

Finding the Fourth Proportional to 3,953.58, 5,933.26 and 2,916.38

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Solution

The fourth proportional to 3,953.58, 5,933.26 and 2,916.38 is: 4,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.58 : 5,933.26 = 2,916.38 : x
  2. Step 2: Convert to fraction form
    3,953.58/5,933.26 = 2,916.38/x
  3. Step 3: Cross multiply
    3,953.58x = 5,933.26 × 2,916.38
  4. Step 4: Simplify right side
    3,953.58x = 17,303,646.69
  5. Step 5: Solve for x
    x = 17,303,646.69/3,953.58
  6. Step 6: Final answer
    x = 4,376.70

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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.