Home / 4,442.63-6,663.97-1,520.96

Finding the Fourth Proportional to 4,442.63, 6,663.97 and 1,520.96

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Solution

The fourth proportional to 4,442.63, 6,663.97 and 1,520.96 is: 2,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.63 : 6,663.97 = 1,520.96 : x
  2. Step 2: Convert to fraction form
    4,442.63/6,663.97 = 1,520.96/x
  3. Step 3: Cross multiply
    4,442.63x = 6,663.97 × 1,520.96
  4. Step 4: Simplify right side
    4,442.63x = 10,135,600.39
  5. Step 5: Solve for x
    x = 10,135,600.39/4,442.63
  6. Step 6: Final answer
    x = 2,281.44

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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.