Home / 8,425.50-12,640.95-4,043.27

Finding the Fourth Proportional to 8,425.50, 12,640.95 and 4,043.27

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Solution

The fourth proportional to 8,425.50, 12,640.95 and 4,043.27 is: 6,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.50 : 12,640.95 = 4,043.27 : x
  2. Step 2: Convert to fraction form
    8,425.50/12,640.95 = 4,043.27/x
  3. Step 3: Cross multiply
    8,425.50x = 12,640.95 × 4,043.27
  4. Step 4: Simplify right side
    8,425.50x = 51,110,745.78
  5. Step 5: Solve for x
    x = 51,110,745.78/8,425.50
  6. Step 6: Final answer
    x = 6,066.20

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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.