Home / 4,005.92-6,008.88-1,408.26

Finding the Fourth Proportional to 4,005.92, 6,008.88 and 1,408.26

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Solution

The fourth proportional to 4,005.92, 6,008.88 and 1,408.26 is: 2,112.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.92 : 6,008.88 = 1,408.26 : x
  2. Step 2: Convert to fraction form
    4,005.92/6,008.88 = 1,408.26/x
  3. Step 3: Cross multiply
    4,005.92x = 6,008.88 × 1,408.26
  4. Step 4: Simplify right side
    4,005.92x = 8,462,065.35
  5. Step 5: Solve for x
    x = 8,462,065.35/4,005.92
  6. Step 6: Final answer
    x = 2,112.39

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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.