Home / 11,630.20-17,445.24-4,709.56

Finding the Fourth Proportional to 11,630.20, 17,445.24 and 4,709.56

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Solution

The fourth proportional to 11,630.20, 17,445.24 and 4,709.56 is: 7,064.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,630.20 : 17,445.24 = 4,709.56 : x
  2. Step 2: Convert to fraction form
    11,630.20/17,445.24 = 4,709.56/x
  3. Step 3: Cross multiply
    11,630.20x = 17,445.24 × 4,709.56
  4. Step 4: Simplify right side
    11,630.20x = 82,159,404.49
  5. Step 5: Solve for x
    x = 82,159,404.49/11,630.20
  6. Step 6: Final answer
    x = 7,064.32

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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.