Home / 5,650.39-8,475.72-1,490.82

Finding the Fourth Proportional to 5,650.39, 8,475.72 and 1,490.82

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Solution

The fourth proportional to 5,650.39, 8,475.72 and 1,490.82 is: 2,236.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.39 : 8,475.72 = 1,490.82 : x
  2. Step 2: Convert to fraction form
    5,650.39/8,475.72 = 1,490.82/x
  3. Step 3: Cross multiply
    5,650.39x = 8,475.72 × 1,490.82
  4. Step 4: Simplify right side
    5,650.39x = 12,635,765.44
  5. Step 5: Solve for x
    x = 12,635,765.44/5,650.39
  6. Step 6: Final answer
    x = 2,236.26

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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.