Home / 10,372.68-15,563.67-5,630.28

Finding the Fourth Proportional to 10,372.68, 15,563.67 and 5,630.28

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Solution

The fourth proportional to 10,372.68, 15,563.67 and 5,630.28 is: 8,447.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.68 : 15,563.67 = 5,630.28 : x
  2. Step 2: Convert to fraction form
    10,372.68/15,563.67 = 5,630.28/x
  3. Step 3: Cross multiply
    10,372.68x = 15,563.67 × 5,630.28
  4. Step 4: Simplify right side
    10,372.68x = 87,627,819.93
  5. Step 5: Solve for x
    x = 87,627,819.93/10,372.68
  6. Step 6: Final answer
    x = 8,447.94

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1.5x scale

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.