Home / 8,946.72-13,408.20-4,015.44

Finding the Fourth Proportional to 8,946.72, 13,408.20 and 4,015.44

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Solution

The fourth proportional to 8,946.72, 13,408.20 and 4,015.44 is: 6,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.72 : 13,408.20 = 4,015.44 : x
  2. Step 2: Convert to fraction form
    8,946.72/13,408.20 = 4,015.44/x
  3. Step 3: Cross multiply
    8,946.72x = 13,408.20 × 4,015.44
  4. Step 4: Simplify right side
    8,946.72x = 53,839,822.61
  5. Step 5: Solve for x
    x = 53,839,822.61/8,946.72
  6. Step 6: Final answer
    x = 6,017.83

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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.