Home / 10,214.30-15,325.88-4,292.73

Finding the Fourth Proportional to 10,214.30, 15,325.88 and 4,292.73

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Solution

The fourth proportional to 10,214.30, 15,325.88 and 4,292.73 is: 6,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.30 : 15,325.88 = 4,292.73 : x
  2. Step 2: Convert to fraction form
    10,214.30/15,325.88 = 4,292.73/x
  3. Step 3: Cross multiply
    10,214.30x = 15,325.88 × 4,292.73
  4. Step 4: Simplify right side
    10,214.30x = 65,789,843.39
  5. Step 5: Solve for x
    x = 65,789,843.39/10,214.30
  6. Step 6: Final answer
    x = 6,440.95

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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.