Home / 12,630.28-18,946.50-4,834.84

Finding the Fourth Proportional to 12,630.28, 18,946.50 and 4,834.84

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Solution

The fourth proportional to 12,630.28, 18,946.50 and 4,834.84 is: 7,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630.28 : 18,946.50 = 4,834.84 : x
  2. Step 2: Convert to fraction form
    12,630.28/18,946.50 = 4,834.84/x
  3. Step 3: Cross multiply
    12,630.28x = 18,946.50 × 4,834.84
  4. Step 4: Simplify right side
    12,630.28x = 91,603,296.06
  5. Step 5: Solve for x
    x = 91,603,296.06/12,630.28
  6. Step 6: Final answer
    x = 7,252.67

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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.