Home / 8,176.94-12,266.60-2,628.46

Finding the Fourth Proportional to 8,176.94, 12,266.60 and 2,628.46

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Solution

The fourth proportional to 8,176.94, 12,266.60 and 2,628.46 is: 3,943.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.94 : 12,266.60 = 2,628.46 : x
  2. Step 2: Convert to fraction form
    8,176.94/12,266.60 = 2,628.46/x
  3. Step 3: Cross multiply
    8,176.94x = 12,266.60 × 2,628.46
  4. Step 4: Simplify right side
    8,176.94x = 32,242,267.44
  5. Step 5: Solve for x
    x = 32,242,267.44/8,176.94
  6. Step 6: Final answer
    x = 3,943.07

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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.