Home / 8,187.06-12,276.99-2,342.34

Finding the Fourth Proportional to 8,187.06, 12,276.99 and 2,342.34

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Solution

The fourth proportional to 8,187.06, 12,276.99 and 2,342.34 is: 3,512.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.06 : 12,276.99 = 2,342.34 : x
  2. Step 2: Convert to fraction form
    8,187.06/12,276.99 = 2,342.34/x
  3. Step 3: Cross multiply
    8,187.06x = 12,276.99 × 2,342.34
  4. Step 4: Simplify right side
    8,187.06x = 28,756,884.76
  5. Step 5: Solve for x
    x = 28,756,884.76/8,187.06
  6. Step 6: Final answer
    x = 3,512.48

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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.