Home / 10,363.36-15,541.68-3,436

Finding the Fourth Proportional to 10,363.36, 15,541.68 and 3,436

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Solution

The fourth proportional to 10,363.36, 15,541.68 and 3,436 is: 5,152.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.36 : 15,541.68 = 3,436 : x
  2. Step 2: Convert to fraction form
    10,363.36/15,541.68 = 3,436/x
  3. Step 3: Cross multiply
    10,363.36x = 15,541.68 × 3,436
  4. Step 4: Simplify right side
    10,363.36x = 53,401,212.48
  5. Step 5: Solve for x
    x = 53,401,212.48/10,363.36
  6. Step 6: Final answer
    x = 5,152.89

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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.