Home / 2,929.94-4,396.64-1,082.36

Finding the Fourth Proportional to 2,929.94, 4,396.64 and 1,082.36

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Solution

The fourth proportional to 2,929.94, 4,396.64 and 1,082.36 is: 1,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.94 : 4,396.64 = 1,082.36 : x
  2. Step 2: Convert to fraction form
    2,929.94/4,396.64 = 1,082.36/x
  3. Step 3: Cross multiply
    2,929.94x = 4,396.64 × 1,082.36
  4. Step 4: Simplify right side
    2,929.94x = 4,758,719.88
  5. Step 5: Solve for x
    x = 4,758,719.88/2,929.94
  6. Step 6: Final answer
    x = 1,624.17

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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.