Home / 3,916.68-5,864.04-2,873.40

Finding the Fourth Proportional to 3,916.68, 5,864.04 and 2,873.40

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Solution

The fourth proportional to 3,916.68, 5,864.04 and 2,873.40 is: 4,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.68 : 5,864.04 = 2,873.40 : x
  2. Step 2: Convert to fraction form
    3,916.68/5,864.04 = 2,873.40/x
  3. Step 3: Cross multiply
    3,916.68x = 5,864.04 × 2,873.40
  4. Step 4: Simplify right side
    3,916.68x = 16,849,732.54
  5. Step 5: Solve for x
    x = 16,849,732.54/3,916.68
  6. Step 6: Final answer
    x = 4,302.04

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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.