Home / 8,014.20-12,023.10-4,725.60

Finding the Fourth Proportional to 8,014.20, 12,023.10 and 4,725.60

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Solution

The fourth proportional to 8,014.20, 12,023.10 and 4,725.60 is: 7,089.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.20 : 12,023.10 = 4,725.60 : x
  2. Step 2: Convert to fraction form
    8,014.20/12,023.10 = 4,725.60/x
  3. Step 3: Cross multiply
    8,014.20x = 12,023.10 × 4,725.60
  4. Step 4: Simplify right side
    8,014.20x = 56,816,361.36
  5. Step 5: Solve for x
    x = 56,816,361.36/8,014.20
  6. Step 6: Final answer
    x = 7,089.46

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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.