Home / 8,399.24-12,602.96-5,949.80

Finding the Fourth Proportional to 8,399.24, 12,602.96 and 5,949.80

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Solution

The fourth proportional to 8,399.24, 12,602.96 and 5,949.80 is: 8,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399.24 : 12,602.96 = 5,949.80 : x
  2. Step 2: Convert to fraction form
    8,399.24/12,602.96 = 5,949.80/x
  3. Step 3: Cross multiply
    8,399.24x = 12,602.96 × 5,949.80
  4. Step 4: Simplify right side
    8,399.24x = 74,985,091.41
  5. Step 5: Solve for x
    x = 74,985,091.41/8,399.24
  6. Step 6: Final answer
    x = 8,927.60

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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.