Home / 8,408.13-11,603.21-4,873.39

Finding the Fourth Proportional to 8,408.13, 11,603.21 and 4,873.39

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Solution

The fourth proportional to 8,408.13, 11,603.21 and 4,873.39 is: 6,725.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408.13 : 11,603.21 = 4,873.39 : x
  2. Step 2: Convert to fraction form
    8,408.13/11,603.21 = 4,873.39/x
  3. Step 3: Cross multiply
    8,408.13x = 11,603.21 × 4,873.39
  4. Step 4: Simplify right side
    8,408.13x = 56,546,967.58
  5. Step 5: Solve for x
    x = 56,546,967.58/8,408.13
  6. Step 6: Final answer
    x = 6,725.27

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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.