Home / 9,946.20-14,919.30-4,099.62

Finding the Fourth Proportional to 9,946.20, 14,919.30 and 4,099.62

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Solution

The fourth proportional to 9,946.20, 14,919.30 and 4,099.62 is: 6,149.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.20 : 14,919.30 = 4,099.62 : x
  2. Step 2: Convert to fraction form
    9,946.20/14,919.30 = 4,099.62/x
  3. Step 3: Cross multiply
    9,946.20x = 14,919.30 × 4,099.62
  4. Step 4: Simplify right side
    9,946.20x = 61,163,460.67
  5. Step 5: Solve for x
    x = 61,163,460.67/9,946.20
  6. Step 6: Final answer
    x = 6,149.43

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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.