Home / 5,436-8,154.06-1,332

Finding the Fourth Proportional to 5,436, 8,154.06 and 1,332

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Solution

The fourth proportional to 5,436, 8,154.06 and 1,332 is: 1,998.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436 : 8,154.06 = 1,332 : x
  2. Step 2: Convert to fraction form
    5,436/8,154.06 = 1,332/x
  3. Step 3: Cross multiply
    5,436x = 8,154.06 × 1,332
  4. Step 4: Simplify right side
    5,436x = 10,861,207.92
  5. Step 5: Solve for x
    x = 10,861,207.92/5,436
  6. Step 6: Final answer
    x = 1,998.01

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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.