Home / 8,225.20-12,334.88-2,677.51

Finding the Fourth Proportional to 8,225.20, 12,334.88 and 2,677.51

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Solution

The fourth proportional to 8,225.20, 12,334.88 and 2,677.51 is: 4,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.20 : 12,334.88 = 2,677.51 : x
  2. Step 2: Convert to fraction form
    8,225.20/12,334.88 = 2,677.51/x
  3. Step 3: Cross multiply
    8,225.20x = 12,334.88 × 2,677.51
  4. Step 4: Simplify right side
    8,225.20x = 33,026,740.41
  5. Step 5: Solve for x
    x = 33,026,740.41/8,225.20
  6. Step 6: Final answer
    x = 4,015.31

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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.