Home / 6,385.32-8,809.43-4,027.41

Finding the Fourth Proportional to 6,385.32, 8,809.43 and 4,027.41

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Solution

The fourth proportional to 6,385.32, 8,809.43 and 4,027.41 is: 5,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.32 : 8,809.43 = 4,027.41 : x
  2. Step 2: Convert to fraction form
    6,385.32/8,809.43 = 4,027.41/x
  3. Step 3: Cross multiply
    6,385.32x = 8,809.43 × 4,027.41
  4. Step 4: Simplify right side
    6,385.32x = 35,479,166.34
  5. Step 5: Solve for x
    x = 35,479,166.34/6,385.32
  6. Step 6: Final answer
    x = 5,556.36

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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.