Home / 7,819.73-10,790.19-4,462.34

Finding the Fourth Proportional to 7,819.73, 10,790.19 and 4,462.34

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Solution

The fourth proportional to 7,819.73, 10,790.19 and 4,462.34 is: 6,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819.73 : 10,790.19 = 4,462.34 : x
  2. Step 2: Convert to fraction form
    7,819.73/10,790.19 = 4,462.34/x
  3. Step 3: Cross multiply
    7,819.73x = 10,790.19 × 4,462.34
  4. Step 4: Simplify right side
    7,819.73x = 48,149,442.49
  5. Step 5: Solve for x
    x = 48,149,442.49/7,819.73
  6. Step 6: Final answer
    x = 6,157.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.