Home / 4,003.11-6,005.88-1,405.44

Finding the Fourth Proportional to 4,003.11, 6,005.88 and 1,405.44

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Solution

The fourth proportional to 4,003.11, 6,005.88 and 1,405.44 is: 2,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.11 : 6,005.88 = 1,405.44 : x
  2. Step 2: Convert to fraction form
    4,003.11/6,005.88 = 1,405.44/x
  3. Step 3: Cross multiply
    4,003.11x = 6,005.88 × 1,405.44
  4. Step 4: Simplify right side
    4,003.11x = 8,440,903.99
  5. Step 5: Solve for x
    x = 8,440,903.99/4,003.11
  6. Step 6: Final answer
    x = 2,108.59

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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.